5-Chloroorthanilic acid

Modify Date: 2025-08-25 18:20:41

5-Chloroorthanilic acid Structure
5-Chloroorthanilic acid structure
Common Name 5-Chloroorthanilic acid
CAS Number 133-74-4 Molecular Weight 207.63500
Density 1.642g/cm3 Boiling Point N/A
Molecular Formula C6H6ClNO3S Melting Point >300°C
MSDS N/A Flash Point N/A

 Names

Name 2-Amino-5-chlorobenzenesulfonic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.642g/cm3
Melting Point >300°C
Molecular Formula C6H6ClNO3S
Molecular Weight 207.63500
Exact Mass 206.97600
PSA 88.77000
LogP 2.83090
Index of Refraction 1.639

 Safety Information

Hazard Codes T,N
Risk Phrases R23/24/25:Toxic by inhalation, in contact with skin and if swallowed . R33:Danger of cumulative effects. R51/53:Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
Safety Phrases S28-S36/37-S45-S61-S28A
RIDADR UN 2660 6.1/PG 3
WGK Germany 3
RTECS XU8200000
Packaging Group III
Hazard Class 6.1
HS Code 29214300

 Synthetic Route

~92%

5-Chloroorthanilic acid Structure

5-Chloroorthani...

CAS#:133-74-4

Literature: Journal of Molecular Catalysis A: Chemical, , vol. 328, # 1-2 p. 99 - 107

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5-Chloroorthanilic acid Structure

5-Chloroorthani...

CAS#:133-74-4

Literature: Journal of the Chemical Society, , p. 175,178 Journal of the American Chemical Society, , vol. 62, p. 604

~85%

5-Chloroorthanilic acid Structure

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CAS#:133-74-4

Literature: Journal of Chemical Research - Part S, , # 8 p. 493 - 494

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5-Chloroorthanilic acid Structure

5-Chloroorthani...

CAS#:133-74-4

Literature: US4447368 A1, ;

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5-Chloroorthanilic acid Structure

5-Chloroorthani...

CAS#:133-74-4

Literature: Justus Liebigs Annalen der Chemie, , vol. 265, p. 92

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5-Chloroorthanilic acid Structure

5-Chloroorthani...

CAS#:133-74-4

Literature: Journal of the American Chemical Society, , vol. 62, p. 604

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5-Chloroorthanilic acid Structure

5-Chloroorthani...

CAS#:133-74-4

Literature: Chemische Berichte, , vol. 34, p. 2755

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5-Chloroorthanilic acid Structure

5-Chloroorthani...

CAS#:133-74-4

Literature: Chemische Berichte, , vol. 34, p. 2755

 Customs

HS Code 2921420090
Summary HS:2921420090 aniline derivatives and their salts VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Synonyms

2-amino-5-chlorobenzenesulfonic acid
5-Chloroorthanilic acid
EINECS 205-119-3
MFCD00035776
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