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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 89607Generated: November 3, 2026

Benzenesulfonamide, 4-amino-3,5-dichloro-

Nsc 62888 · Einecs 244-799-6 · AKOS BBS-00007978 · 3,5-DICHLOROSULFANILAMIDE · 3,5-DICHLOROSULPHANILAMIDE · Sulfanilamide, 3,5-dichloro- · 3,5-Dichlorosulfanilamide >3,5-DICHLOROSULFANILAMIDE, 97 % · 4-AMINO-3,5-DICHLOROBENZENESULFAMIDE

https://huagongshe.com/en/chemical/89607

Benzenesulfonamide, 4-amino-3,5-dichloro- molecular structure

Identifiers & Physical Properties

CAS No.22134-75-4
Molecular formulaC6H6Cl2N2O2S
Average molar mass241.09 g/mol
Monoisotopic mass239.95270379 g/mol
SMILESNc1c(Cl)cc(S(N)(=O)=O)cc1Cl
InChIKeyDVZMRTJKNJKEGV-UHFFFAOYSA-N
PubChem CID89607
ChEMBLCHEMBL70020
EC No.244-799-6
DTXSIDDTXSID3066762

Chemical & Physical Properties

XLogP1.6
Topological polar surface area94.6
Hydrogen bond donors2
Hydrogen bond acceptors4
Rotatable bonds1
Heavy atoms13
Formal charge0
Complexity265
Melting point206-208°C
Boiling point427.5±55.0 °C(Predicted)
Density1.667±0.06 g/cm3(Predicted)
Storage conditions2-8°C, protect from light
pKa (acidity coefficient)9.57±0.60(Predicted)
Physical statepowder to crystal
ColorLight yellow to Brown
BRN2727109
CAS DataBase Reference22134-75-4(CAS DataBase Reference)
EPA Substance Registry SystemBenzenesulfonamide, 4-amino-3,5-dichloro- (22134-75-4)
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH335-H315-H319
GHS precautionary statementsP264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Risk statements (R)36/37/38
Safety statements (S)26-36
TSCA inventory statusTSCA listed
Customs code2935.90.9500

Safety & Regulations

GHS classificationWarningH315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 6 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard Classes and CategoriesSkin Irrit. 2 (100%)
TSCA inventory statusTSCA listed
Customs code2935.90.9500
Risk statements (R)36/37/38
Signal wordWarning
GHS pictogramGHS07
Safety statements (S)26-36
GHS hazard statementsH335-H315-H319
GHS precautionary statementsP264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P261-P280a-P304+P340-P305+P351+P338-P405-P501a

Applications & Uses

Uses

3,5-Dichlorosulfanilamide can be used as a pharmaceutical intermediate.