UV/Vis+ Photochemistry Database

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UV/Vis+ Photochemistry Database

Literature-Service: Hypohalides/Hydrogenhalides

Substances: HOF, HOCl, HOBr, HBr, DBr, HCl, DCl, HF, HI, DI, HOI, CH3BrO, C2H3BrO2, C2H5BrO, C4H9BrO, CH3ClO, CF3ClO, C2H3ClO2, C2H5ClO, C4H9ClO; C4ClF9O, C5ClF11O

The relevant Spectral Data, graphical representations, links to abstracts and other photochemical data & information are available for registered users, see Subscription

Please note: The substance groups are only a rough classification. To search for a specific substance please use the Search Tool or see the Substance-list.

Substances unsorted, use your browser capabilities to search this site or use our Search Tool to search the database.

Authors Journal/Source Title/Paper Data Sheet
HOF; HFO; hypoflourous acid; hydrogen hypofluorite; CAS-No.: 14034-79-8; PubChem: CID 123334
S. Elliott Atmos. Env., 17 (4), 759-761, (1983) Ultraviolet absorption spectra of FNO3 and HOF

HOCl ; hypochloric acid; hydroxidochlorine; CAS-No.: 7790-92-3; PubChem: CID 24341
M. Anbar, I. Dostrovsky J. Chem. Soc., 1105-1108, (1954) Ultra-violet absorption spectra of some organic hypohalites

J.C. Morris J. Phys. Chem., 70 (12), 3798-3805, (1966) The Acid Ionization Constant of HOCl from 5° to 35°

D. Colbourne, D.C. Frost, C.A. McDowell, N.P.C. Westwood J. Chem. Phys., 68, 3574, (1978) The photoelectron spectra of the isoelectronic molecules hypochlorous acid HOCl and chloramine NH2Cl

L.T. Molina, M.J. Molina J. Phys. Chem., 82, 2410-2414, (1978) Ultraviolet spectrum of hypochlorous acid

H.D. Knauth, H. Alberti, H. Clausen J. Phys. Chem., 83, 1604-1612, (1979) Equilibrium constant of the gas reaction Cl2O + H2O = 2HOCl and the ultraviolet spectrum of HOCl

J.W. Spence, E.O. Edney, P.L. Hanst J. Air Pollut. Control Assoc., 30, 50-52, (1980) Infrared and ultraviolet spectral study of HOCl

M.J. Molina, T. Ishiwata, L.T. Molina J. Phys. Chem., 84 (8), 821-826, (1980) Production of hydroxyl from photolysis of hypochlorous acid at 307-309 nm

E.A. Mishalanie, C.J. Rutkowski, R.S. Hutte, J.W. Birks J. Phys. Chem., 90, 5578-5584, (1986) Ultraviolet absorption spectrum of gaseous HOCl  

T. Permien, R. Vogt, R.N. Schindler Air Poll. Res. Rep., 17, 149, (1988) Absorption spectra of HOCl and Cl2O2 

J.B. Burkholder J. Geophys. Res., 98(D2), 2963-2974, (1993) Ultraviolet absorption spectra of HOCl

T.P.W. Jungkamp, U. Kirchner, M. Schmidt, R.N. Schindler J. Photochem. Photobiol., 91,1-6, (1995) UV absorption cross-section data for the hypochlorites ROCl (R=H, CH3, C2H5, i-C3H7, t-C4H9  

R.J. Barnes, A. Sinha, H.A. Michelsen J. Phys. Chem. A, 102 (45), 8855 -8859, (1998) Assessing the Contribution of the Lowest Triplet State to the Near-UV Absorption Spectrum of HOCl 

C.L. Thomsen, D. Madsen, J.Aa. Poulsen, J. Thøgersen, S.J. Knak Jensen, S.R. Keiding J. Chem. Phys., 115, 9361, (2001) Femtosecond photolysis of aqueous HOCl

Y. Feng, D.W. Smith, J.R. Bolton J. Environ. Eng. Sci., 6, 277-284, (2007) Photolysis of aqueous free chlorine species (HOCl and OCl-) with 254 nm ultraviolet light

N. Kishimoto, H. Nishimura Environmental Technology, 36 (19), 2436-2442, (2015) Effect of pH and molar ratio of pollutant to oxidant on a photochemical advanced oxidation process using hypochlorite

Y.-H. Chuang, T.-Y. Chen, C.-S. Chou, L.-K. Chu, C.-Y. Hou, A. Szczuka Environ. Sci. Technol., 57, 40, 15232–15242, (2023) Critical Role of Trichloramine Interaction with Dichloramine for N-Nitrosamine Formation during Breakpoint Chlorination

related data (quantum yield studies; photolysis studies, etc.)
P.J.D. Butler, L.F. Phillips J. Phys. Chem., 87 (1), 183-184, (1983) Upper limit for the atomic oxygen yield in the 308-nm photolysis of hydrogen oxide chloride (HOCl)

R. Vogt, R.N. Schindler J. Photochem. Photobiol. A: Chem., 66, 133-140, (1992) Product channels in the photolysis of HOCl 

A.J. Bell, S.A. Boggis, J.M. Dyke, J.G. Frey, R. Richter, N. Shaw, M. Tabrizchi J. Chem. Soc., Faraday Trans., 90, 17-21, (1994) Ultraviolet photolysis of HOCl: REMPI measurement of the relative population of chlorine atom (2P) spin–orbit states

Y. Tanaka, M. Kawasaki, Y. Matsumi, H. Fujiwara, T. Ishiwata, L.J. Rogers, R.N. Dixon, M.N.R. Ashfold J. Chem. Phys., 109, 1315, (1998) The ultraviolet photodissociation of Cl2O at 235 nm and of HOCl at 235 and 266 nm

M.J. Watts, K.G. Linden Water Research, 41, 2871-2878, (2007) Chlorine photolysis and subsequent OH radical production during UV treatment of chlorinated water 

HOBr ; hypobromous acid; CAS-No.: 13517-11-8; PubChem: CID 83547
M. Anbar, I. Dostrovsky J. Chem. Soc., 1105-1108, (1954) Ultra-violet absorption spectra of some organic hypohalites

H. Galal-Gorchev, J.C. Morris Inorg. Chem., 4 (6), 899-905, (1965) Formation and stability of bromamide, bromimide, and nitrogen tribromide in aqueous solution

J.J. Orlando, J.B. Burkholder J. Phys. Chem., 99, 1143-1150, (1994) Gas Phase UV/Visible Absorption Spectra of HOBr and Br2O

T. Benter, Chr. Feldmann, U. Kirchner, M. Schmidt, S. Schmidt, R.N. Schindler Ber. Bunsenges. Phys. Chem., 99, 1144-1147, (1995) UV/VIS-Absorption Spectra of HOBr and CH3OBr; Br(2P3/2) Atom Yields in the Photolysis of HOBr 

B. Deters, J.P. Burrows, S. Himmelmann, C. Blindauer Annales Geophysicae, (1995) Gas Phase Spectra of HOBr and Br2O and their Atmospheric Significance

R.J. Barnes, M. Lock, J. Coleman, A. Sinha J. Phys. Chem., 100 (2), 453 -457, (1996) Observation of a New Absorption Band of HOBr and Its Atmospheric Implications

O.V. Rattigan, D.J. Lary, R.L. Jones, R.A. Cox J. Geophys. Res., 101, 23021-23034, (1996) UV-visible absorption cross sections of gaseous Br2O and HOBr

T. Ingham, D. Bauer, J. Landgraf, J.N. Crowley J. Phys. Chem. A, 102, 3293-3298, (1998) Ultraviolet-visible absorption cross sections of gaseous HOBr

K. Guo, S. Zheng, X. Zhang, l. Zhao, S. Ji, C. Chen, Z. Wu, D. Wang, J. Fang Environ. Sci. Technol., 54, 10, 6415–6426, (2020) Roles of Bromine Radicals and Hydroxyl Radicals in the Degradation of Micropollutants by the UV/Bromine Process

related data (quantum yield studies; photolysis studies, etc.)
N. Shaw, A.J. Bell, M.J. Crawford, J.G. Frey J. Chem. Soc., Faraday Trans., 90, 817-823, (1994) Photolysis of HOBr and DOBr at 266 nm: OH and OD product-state distributions

M. Lock, R.J. Barnes, A. Sinha J. Phys. Chem., 100 (19), 7972 -7980, (1996) Near-Threshold Photodissociation Dynamics of HOBr: Determination of Product State Distribution, Vector Correlation, and Heat of Formation

HOI; hypoiodous acid; CAS-No.: 14332-21-9
M.E. Jenkin PhD-Thesis, University of East Anglia, UK, (1991) Kinetic and spectroscopic studies of peroxy radical reactions related to tropospheric photo-oxidation chemistry

D. Bauer, T. Ingham, S.A. Carl, G.K. Moortgat, J.N. Crowley J. Phys. Chem., A, 102, 2857-2864, (1998) Ultraviolet-Visible Absorption Cross Sections of Gaseous HOI and its Photolysis at 355 nm 

D.M. Rowley, J.C. Moessinger, R.A. Cox, R.L. Jones J. Atmos. Chem., 34, 137, (1999) The UV-visible absorption cross-sections and atmospheric lifetime of HOI 

HBr; hydrogen bromide; CAS-No.: 10035-10-6
C.F. Goodeve, A.W.C. Taylor Proc. Roy. Soc. London A, 152, 221-230, (1935) The continuous absorption spectrum of hydrogen bromide

S. Datta, B. Chakravarty Proc. Natl. Inst. Sci. India, 7, 297-304, (1941) The continuous absorption spectra of the hydrogen-halides. Part I - HBr

J. Romand Ann. Phys., (Paris) 4, 529-590, (1949) Absorption ultraviolette dans la région de Schumann. Étude de: ClH, BrH et IH gazeux

R.F. Barrow, J.G. Stamper Proc. R. Soc. Lond. A, 263, 259-276, (1961) The Absorption Spectrum of Gaseous Hydrogen Bromide in the Schumann Region. I. Rotational Analysis

R.F. Barrow, J.G. Stamper Proc. R. Soc. Lond. A, 263, 277-288, (1961) The Absorption Spectrum of Gaseous Hydrogen Bromide in the Schumann Region. II. Electronic States

B.J. Huebert, R.M. Martin J. Phys. Chem., 72, 3046-3048, (1968) Gas-phase far-ultraviolet absorption spectrum of hydrogen bromide and hydrogen iodide

H.J. Lempka, T.R. Passmore, W.C. Price Proc. Roy. Soc. A, 304, 53-64, (1968) The photoelectron spectra and ionized states of the halogen acids

L. Bridges, J.M. White J. Phys. Chem., 77, 295-298, (1973) Photochemistry of methanethiol at 254 and 214 nm

H. Okabe J. Chem. Phys., 66, 2058-2062, (1977) Photodissociation of thiophosgene

A.R. Ravishankara, P.H. Wine, A.O. Langford Chem. Phys. Lett., 63, 479-484, (1979) Absolute rate constant for the reaction OH + HBr --> H2O + Br

C. Roxlo, A. Mandl J. Appl. Phys., 51, 2969-2972, (1980) Vacuum ultraviolet absorption cross sections for halogen containing molecules

H. Okabe J. Chem. Phys., 78, 1312-1317, (1983) Photochemistry of acetylene at 1849 Å

J.B. Nee, M. Suto, L.C. Lee J. Chem. Phys., 85, 4919-4924, (1986) Quantitative spectroscopy study of HBr in the 105–235 nm region

S.B. Barone, A.A. Turnipseed, T. Gierczak, A.R. Ravishankara J. Phys. Chem., 98, 11969-11977, (1994) Quantum yields of H(2S) and CH3S(2E) from the photolysis of simple organosulfur compounds at 193, 222, and 248 nm

C.E. Brion, M. Dyck, G. Cooper J. Electron Spectr. Related Phenom., 144-147, 127-130, (2005) Absolute photoabsorption cross-sections (oscillator strengths) for valence and inner shell excitations in hydrogen chloride, hydrogen bromide and hydrogen iodide

Additional HBr spectra and datasheets are available via our Spectra Service
DBr; deuterium bromide; CAS-No.: 13536-59-9
J.G. Stamper Can. J. Phys., 40, 1279-1293, (1962) The absorption spectrum of DBr in the vacuum ultraviolet region

HCl ; hydrogen chloride; CAS-No.: 7647-01-0
J. Romand, B. Vidar Comptes Rendus., 228, 238-240, (1948) Spectre d'absorption de l'acide chlorhydrique gazeux dans la region de Schumann

H.J. Lempka, T.R. Passmore, W.C. Price Proc. Roy. Soc. A, 304, 53-64, (1968) The photoelectron spectra and ionized states of the halogen acids

J.A. Myer, J.A.R. Samson J. Chem. Phys. 52, 266-271, (1970) Vacuum-Ultraviolet Absorption Cross Sections of CO, HCl, and ICN between 1050 and 2100 A 

W. Hayes, F.C. Brown Phys. Rev. A, 6, 21-30, (1972) Absorption by some molecular gases in the extreme ultraviolet

E.C.Y. Inn J. Atmos. Sci., 32, 2375-2377, (1975) Absorption Coefficient of HCl in the Region 1400 to 2200 A 

S. Daviel, Y. Iida, F. Carnovale, C.E. Brion Chem. Phys., 83 (3), 391-406, (1984) Absolute oscillator strengths for the partial photoionization, ionic fragmentation and photoabsorption of HCl

J.B. Nee, M. Suto, L.C. Lee J. Chem. Phys., 85, 719-724, (1986) Quantitative photoabsorption and fluorescence study of HCl in vacuum ultraviolet

Y. Mo, K. Tonokura, Y. Masum, M. Kawasaki, T. Sato, T. Arikawa, P.T.A. Reilly, Y. Xie, Y. Yag, Y. Huang, R.J. Gordon J. Chem. Phys., 97, 4815, (1992) Mechanism of the ultraviolet photodissociation of chloroethylenes determined from the Doppler profiles, spatial anisotropy, and power dependence of the photofragments

D. Edvardsson, P. Baltzer, L. Karlsson, M. Lundqvist, B. Wannberg J. Electron Spectroscopy Related Phenomena, 73, 105-124, (1995) Rotational fine structure in the UV photoelectron spectra of HF and HCl 

M. Bahou, C.-Y. Chung, Y.-P. Lee, B.-M. Cheng, Y.L. Yung, L.C. Lee Astrophys. J. Lett., 559 (2), L179-L182, (2001) Absorption cross sections for HCl and DCl at 135-232 nm: implications for photodissociation on Venus

R.K. Vatsa, H.-R. Volpp Chem. Phys. Let., 340, 289-295, (2001) Absorption cross-sections for some atmospherically important molecules at the H atom Lyman-alpha wavelength (121.567 nm)

A. Hanf, A. Läuter, H.-R. Volpp Chem. Phys. Lett., 368, 445-451, (2003) Absolute chlorine atom quantum yield measurements in the UV and VUV gas-laser photolysis of CCl4

N. Higashi, Y. Ozaki Applied Spectroscopy, 58 (8), 910-916, (2004) Potential of Far-Ultraviolet Absorption Spectroscopy as a Highly Sensitive Quantitative and Qualitative Analysis Method for Aqueous Solutions, Part I: Determination of Hydrogen Chloride in Aqueous Solutions

J.A. Schmidt, M.S. Johnson, M.M.-L. Grage, G. Nyman Chem. Phys. Lett., 480, 168-172, (2009) On the origin of the asymmetric shape of the HCl photodissociation cross section

Additional HCl spectra and datasheets are available via our Spectra Service
DCl; hydrogen chloride-d; hydrochloric acid-d; CAS-No.: 7698-05-7
J.G. Stamper Can. J. Phys., 40, 1274-1275, (1962) The vacuum ultraviolet spectrum of DCl

M. Bahou, C.-Y. Chung, Y.-P. Lee, B.-M. Cheng, Y.L. Yung, L.C. Lee Astrophys. J. Lett., 559 (2), L179-L182, (2001) Absorption cross sections for HCl and DCl at 135-232 nm: implications for photodissociation on Venus

B.-M. Cheng, C.-Y. Chung, M. Bahou, Y.-P. Lee, L.C. Lee J. Chem. Phys., 117, 4293-4298, (2002) Quantitative spectral analysis of HCl and DCl in 120-220 nm: Effects of singlet-triplet mixing

related data (quantum yield studies; photolysis studies, etc.)
D. Ascenzi, P.M. Regan, A.J. Orr-Ewing Chem. Phys. Lett., 310, 477-484, (1999) The ultraviolet photodissociation of DCl: H/D isotope effects on the Cl(2P) atom spin-orbit branching

HF; hydrogen fluoride; CAS-No.: 7664-39-3
K. Siga, H.J. Plumley Phys. Rev., 48, 105, (1935) The Ultraviolet Absorption Spectrum of Hydrogen Fluoride

E. Safary J. Chem. Phys., 19, 1319, (1951) Ultraviolet Absorption Spectrum of Gaseous Hydrogen Fluoride

H.J. Lempka, T.R. Passmore, W.C. Price Proc. Roy. Soc. A, 304, 53-64, (1968) The photoelectron spectra and ionized states of the halogen acids

F. Carnovale, C.E. Brion Chem. Phys., 74 (2), 253-259, (1983) Absolute dipole oscillator strengths for molecular and dissociative photoionization of hydrogen fluoride

J.B. Nee, M. Suto, L.C. Lee J. Phys. B: Atom. Mol. Phys. 18, L293-L294, (1985) Photoabsorption cross section of HF at 107-145 nm

A. Mank, D. Rodgers, J.W. Hepburn Chem. Phys. Lett., 219, 169-173, (1994) Threshold photoelectron spectroscopy of HF

D. Edvardsson, P. Baltzer, L. Karlsson, M. Lundqvist, B. Wannberg Journal Electron Spectroscopy Related Phenomena, 73, 105-124, (1995) Rotational fine structure in the UV photoelectron spectra of HF and HCl 

A.J. Yencha, M.C.A. Lopes, M.A. MacDonald, G.C. King Chem. Phys. Lett., 310, 433-438, (1999) Threshold photoelectron spectroscopy of HF in the inner valence ionization region

Additional HF spectra and datasheets are available via our Spectra Service
HI; hydrogen iodide; CAS-No.: 10034-85-2
C.F. Goodeve, A.W.C. Taylor Proc. Roy. Soc. London A, 154, 181-187, (1936) The continuous absorption spectrum of hydrogen iodide

S. Datta, D.N. Kundu Proc. Natl. Inst. Sci. India, 7, 311-316, (1941) The continuous absorption spectra of the hydrogen-halides. Part III - HI

J. Romand Ann. Phys., (Paris) 4, 529-590, (1949) Absorption ultraviolette dans la région de Schumann. Étude de: ClH, BrH et IH gazeux

B.J. Huebert, R.M. Martin J. Phys. Chem., 72, 3046-3048, (1968) Gas-phase far-ultraviolet absorption spectrum of hydrogen bromide and hydrogen iodide

H.J. Lempka, T.R. Passmore, W.C. Price Proc. Roy. Soc. A, 304, 53-64, (1968) The photoelectron spectra and ionized states of the halogen acids

C. Roxlo, A. Mandl J. Appl. Phys., 51, 2969-2972, (1980) Vacuum ultraviolet absorption cross sections for halogen containing molecules

A.J. Cormack, A.J. Yencha, R.J. Donovan, K.P. Lawley, A. Hopkirk, G.C. King Chem. Phys., 221, 175-188, (1997) High-resolution threshold photoelectron spectroscopy of hydrogen iodide

S.R. Langford, P.M. Regan, A.J. Orr-Ewing, M.N.R. Ashfold Chem. Phys., 231, 245-260, (1998) On the UV photodissociation dynamics of hydrogen iodide

P. Campuzano-Jost, J.N. Crowley J. Phys. Chem. A, 103, 2712-2719, (1999) Kinetics of the Reaction of OH with HI between 246 and 353 K

P.M. Regan, D. Ascenzi, E. Wrede, P.A. Cook, M.N.R. Ashfold, A.J. Orr-Ewing Physical Chemistry Chemical Physics, 2, 5364-5374, (2000) Photodissociation and photoionization of highly excited HI molecules

related data (quantum yield studies; photolysis studies, etc.)
P.M. Regan, D. Ascenzi, E. Wrede, P.A. Cook, M.N.R. Ashfold, A.J. Orr-Ewing Phys. Chem. Chem. Phys., 23, 5364-5374, (2000) Photodissociation and photoionization of highly excited HI molecules

Fengyan Wang, I-Chung Lu, Kaijun Yuan, Yuan Cheng, Malcom Wu, David H. Parker, Xueming Yang Chem. Phys. Let., 449, 18-22, (2007) Photodissociation dynamics of HI and DI at 157 nm

Additional HI spectra and datasheets are available via our Spectra Service
DI; deuterium iodide; CAS-No.: 14104-45-1
J.F. Ogilvie Trans. Faraday Soc., 67, 2205-2215, (1971) Semi-experimental determination of a repulsive potential curve for hydrogen iodide

CH3BrO; CH3OBr ; methyl hypobromite; CAS-No.: 28078-73-1
T. Benter, C. Feldmann, U. Kirchner, M. Schmidt, S. Schmidt, R.N. Schindler Ber. Bunsenges. Phys. Chem., 99, 1144-1147, (1995) UV/VIS-Absorption Spectra of HOBr and CH3OBr; Br(2P3/2) Atom Yields in the Photolysis of HOBr 

C2H3BrO2; acetylhypobromite; bromo acetate; CAS-No.: 4254-22-2
M. Anbar, I. Dostrovsky J. Chem. Soc., 1105-1108, (1954) Ultra-violet absorption spectra of some organic hypohalites

C2H5BrO; ethylhypobromite; bromoethylether; CAS-No.: ; PubChem: 17878521
M. Anbar, I. Dostrovsky J. Chem. Soc., 1105-1108, (1954) Ultra-violet absorption spectra of some organic hypohalites

C4H9BrO; tert-butyl hypobromite; hypobromous acid tert-butyl ester; CAS-No.: 1611-82-1; PubChem: CID 12654691
M. Anbar, I. Dostrovsky J. Chem. Soc., 1105-1108, (1954) Ultra-violet absorption spectra of some organic hypohalites

CH3ClO; CH3OCl ; methyl hypochlorite; CAS-No.: 593-78-2
J.N. Crowley, F. Helleis, R. Mueller, G.K. Moortgat, P.J. Crutzen, J.J. Orlando J. Geophys. Res., 99, 20683-20688, (1994) CH3OCl: UV/Visible Absorption Cross Sections, J. Values and Atmospheric Significance 

T.P.W. Jungkamp, U. Kirchner, M. Schmidt, R.N. Schindler J. Photochem. Photobiol., 91, 1-6, (1995) UV Absorption Cross-Section Data for the Hypochlorites ROCl (R=H, CH3, C2H5, i-C3H7, tert-C4H9)

CClF3O; CF3ClO; trifluoromethyl hypochlorite; hypochlorous acid, trifluoromethyl ester; CAS-No.: 22082-78-6
J.H. Nissen, L. Wickemeyer, T. Stueker, S. Steinhauer, H. Beckers, S. Riedel J. Fluorine Chem., 230, 109416, (2020) From hypochlorites to perfluorinated dialkyl peroxides

C2H3ClO2; acetyl hypochlorite; chlorine acetate; CAS-No.: 758-11-2
M. Anbar, I. Dostrovsky J. Chem. Soc., 1105-1108, (1954) Ultra-violet absorption spectra of some organic hypohalites

C2H5ClO; ethyl hypochlorite; chloro methyl methyl ether; CAS-No.: 624-85-1
M. Anbar, I. Dostrovsky J. Chem. Soc., 1105-1108, (1954) Ultra-violet absorption spectra of some organic hypohalites

C4H9ClO; tert-butyl hypochlorite; hypochlorous acid tert-butyl ester; t-butyl hypochlorite; CAS-No.: 507-40-4
M. Anbar, I. Dostrovsky J. Chem. Soc., 1105-1108, (1954) Ultra-violet absorption spectra of some organic hypohalites

C4ClF9O; (CF3)3ClO; 1,1,1,3,3,3-hexafluoro-2-(trifluoromethyl)propan-2-yl hypochlorite; CAS-No.: 27579-40-4
J.H. Nissen, L. Wickemeyer, T. Stueker, S. Steinhauer, H. Beckers, S. Riedel J. Fluorine Chem., 230, 109416, (2020) From hypochlorites to perfluorinated dialkyl peroxides

C5ClF11O; (C2F5)(CF3)2ClO; undecafluoro-tert-pentyl hypochlorite; CAS-No.:
J.H. Nissen, L. Wickemeyer, T. Stueker, S. Steinhauer, H. Beckers, S. Riedel J. Fluorine Chem., 230, 109416, (2020) From hypochlorites to perfluorinated dialkyl peroxides