science-softCon uv/vis+ photochemistry database;	www.photochemistry.org; (C) science-softCon 2019

Substance: hypochloric acid				Other Names: hydroxidochlorine

Formula: HOCl						CAS-No.: 7790-92-3	PubChem: CID 24341

Study: photolysis, quantum yield, uv absorption spectra

                
Authors: C.L. Thomsen, D. Madsen, J. Aa. Poulsen, J. Thøgersen, S.J. Knak Jensen, S.R. Keiding

Title: Femtosecond photolysis of aqueous HOCl

Journal/Source: J. Chem. Phys., 115, 9361, (2001); DOI:10.1063/1.1413964


Data: diagram

Energy/Wavelength range: 200 - 400 nm

Resolution: 

Temperature: 298 K

Temperature dependence: no

Pressure/Concentration: 

Phase: aqueous solution

pH:


Comments: The HOCl molecules dissociate with unity quantum yield to form OH + Cl faster than 1 ps. The extinction coefficient was 
determined to be 105 M-1 cm-1 at 235 nm. The absorption spectrum of HOCl is composed of two absorption bands with maxima at 235 
and 310 nm, respectively.

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