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3770-97-6

Basic Information
CAS No.: 3770-97-6
Name: 2-Diazo-1-naphthol-5-sulfonyl chloride
Article Data: 7
Cas Database
Molecular Structure:
Molecular Structure of 3770-97-6 (2-Diazo-1-naphthol-5-sulfonyl chloride)
Formula: C10H7ClN2O3S
Molecular Weight: 268.68
Synonyms: 1,2-naphthoquinone-2-diazo-5-sulfonyl chloride;1,2-Naphthoquinone-2-diazido-5-sulfonyl chloride;2-Diazo-1-oxo-5-naphthalenesulfonyl chloride;
EINECS: 223-211-1
Density: 1.264
Melting Point: -100°C
Boiling Point: -12°C
Flash Point: N/A
Solubility: N/A
Appearance: N/A
Hazard Symbols: N/A
Risk Codes: 34
Safety: 26-36/37/39
Transport Information: UN 3222
PSA: 100.14000
LogP: 2.50696
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Chemistry

Molecular Structure of 2-Diazo-1-naphthol-5-sulfonyl chloride (CAS NO.3770-97-6):

IUPAC Name: 5-chlorosulfonyl-2-diazonionaphthalen-1-olate
Empirical Formula: C10H5ClN2O3S
Molecular Weight: 268.6763 
H bond acceptors: 5
H bond donors: 0
Freely Rotating Bonds: 1
Polar Surface Area: 59.59 Å2 
ACD/LogP: 1.61
CAS DataBase Reference: 3770-97-6(CAS DataBase Reference)
EPA Substance Registry System: 1-Naphthalenesulfonyl chloride, 6-diazo-5,6-dihydro-5-oxo- (3770-97-6)
EINECS: 223-211-1
Product Categories of 2-Diazo-1-naphthol-5-sulfonyl chloride (CAS NO.3770-97-6): RAW material for Photo Active Compounds

Toxicity Data With Reference

 

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 200mg/kg (200mg/kg) BEHAVIORAL: TREMOR National Technical Information Service. Vol. OTS0544573,
mouse LD50 oral > 3200mg/kg (3200mg/kg) BEHAVIORAL: TREMOR National Technical Information Service. Vol. OTS0544573,
rat LD50 intraperitoneal 400mg/kg (400mg/kg) SKIN AND APPENDAGES (SKIN): HAIR: OTHER National Technical Information Service. Vol. OTS0544573,
rat LD50 oral > 3200mg/kg (3200mg/kg) SKIN AND APPENDAGES (SKIN): HAIR: OTHER National Technical Information Service. Vol. OTS0544573,

Safety Profile

Risk Statements: 34 
R34:Causes burns.
Safety Statements: 26-36/37/39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
RIDADR: 3222
HazardClass: 4.1
PackingGroup: III

Specification

 2-Diazo-1-naphthol-5-sulfonyl chloride , with CAS number of 3770-97-6, can be called 6-Diazo-5,6-dihydro-5-oxo-1-naphthalenesulfonyl chloride ; 1,2-naphthoquinone-2-diazido-5-sulfonyl chloride ; 1,2-naphthoquinone-2-diazo-5-sulfonyl chloride ; 2-diazo-1-oxo-5-naphthalene sulfonyl chloride ; 2-diazo-1-oxo naphthalene-5-sulfonyl chloride ; 2-diazo-1,2-naphthoquinone-5-sulfonyl chloride ; 2-diazo-1-naphthol-5-sulfonyl chloride ; 2-diazo-1,2-dihydro-1-oxonaphthalene-5-sulfonyl chloride .