3428-24-8

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3428-24-8 Structure

Identification	Back Directory
[Name] 4 5-DICHLOROCATECHOL 97
[CAS] 3428-24-8
[Synonyms] 4,5-Dichlorocatechol 97% 4,5-dichloro-pyrocatecho 4,5-dichloropyrocatechol 4 5-DICHLOROCATECHOL 97 4,5-Dichloropyrocatechole 4,5-dichloro-2-benzenediol 4,5-Dichlorobenzene-1,2-diol 4,5-Dichloro-1,2-benzenediol 1,2-Benzenediol, 4,5-dichloro- 4,5-Dichloro-1,2-dihydroxybenzene
[EINECS(EC#)] 222-331-1
[Molecular Formula] C6H4Cl2O2
[MDL Number] MFCD00463757
[MOL File] 3428-24-8.mol
[Molecular Weight] 179

Chemical Properties	Back Directory
[Melting point ] 110-115 °C(lit.)
[Boiling point ] 255.02°C (rough estimate)
[density ] 1.4512 (rough estimate)
[refractive index ] 1.4595 (estimate)
[solubility ] DMSO (Slightly), Methanol (Slightly)
[form ] Solid
[pka] 8.11±0.23(Predicted)
[color ] Pale Brown to Brown
[InChI] 1S/C6H4Cl2O2/c7-3-1-5(9)6(10)2-4(3)8/h1-2,9-10H
[InChIKey] ACCHWUWBKYGKNM-UHFFFAOYSA-N
[SMILES] Oc1cc(Cl)c(Cl)cc1O
[EPA Substance Registry System] 4,5-Dichlorocatechol (3428-24-8)

Safety Data	Back Directory
[Hazard Codes ] Xi
[Risk Statements ] 36/37/38
[Safety Statements ] 26-36
[RIDADR ] UN 3077 9 / PGIII
[WGK Germany ] 3
[RTECS ] UX1510000
[Storage Class] 11 - Combustible Solids
[Hazard Classifications] Aquatic Acute 1 Aquatic Chronic 1

Hazard Information	Back Directory
[Chemical Properties] Brown Solid
[Uses] Intermediate in the preparation of Dioxin derivatives.

Spectrum Detail	Back Directory
[Spectrum Detail] 4 5-DICHLOROCATECHOL 97(3428-24-8)¹HNMR

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