4-Hydrazinobenzenesulfonic acid

Modify Date: 2026-07-10 12:03:15

4-Hydrazinobenzenesulfonic acid Structure
4-Hydrazinobenzenesulfonic acid structure
Common Name 4-Hydrazinobenzenesulfonic acid
CAS Number 98-71-5 Molecular Weight 188.204
Density 1.6±0.1 g/cm3 Boiling Point N/A
Molecular Formula C6H8N2O3S Melting Point 285°C
MSDS N/A Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 4-Hydrazinobenzenesulfonic acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.6±0.1 g/cm3
Melting Point 285°C
Molecular Formula C6H8N2O3S
Molecular Weight 188.204
Exact Mass 188.025558
PSA 100.80000
LogP 0.20
Index of Refraction 1.670
InChIKey IOMZCWUHFGMSEJ-UHFFFAOYSA-N
SMILES NNc1ccc(S(=O)(=O)O)cc1

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DB6900000
CHEMICAL NAME :
Benzenesulfonic acid, p-hydrazino-
CAS REGISTRY NUMBER :
98-71-5
BEILSTEIN REFERENCE NO. :
0514779
LAST UPDATED :
199709
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C6-H8-N2-O3-S
MOLECULAR WEIGHT :
188.22
WISWESSER LINE NOTATION :
ZMR DSWQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 90,260,1947 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82853 No. of Facilities: 28 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 84 (estimated)

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26-S36/37/39
RTECS DB6900000
HS Code 2928000090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~83%

4-Hydrazinobenzenesulfonic acid Structure

4-Hydrazinobenz...

CAS#:98-71-5

Learn More
Literature: SETA BioMedicals, LLC; Terpetschnig, Ewald A.; Patsenker, Leonid D.; Markova, Larsya; Fedyunyaeva, Iryna A.; Kolosova, Olga S.; Starko, Sergiy; Tatarets, Anatoliy Patent: US8552027 B2, 2013 ; Location in patent: Page/Page column 15 ;

~%

4-Hydrazinobenzenesulfonic acid Structure

4-Hydrazinobenz...

CAS#:98-71-5

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Literature: Justus Liebigs Annalen der Chemie, , vol. 278, p. 295 Chemische Berichte, , vol. 18, p. 3175 Chemische Berichte, , vol. 18, p. 2194 American Chemical Journal, , vol. 37, p. 363

~%

4-Hydrazinobenzenesulfonic acid Structure

4-Hydrazinobenz...

CAS#:98-71-5

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Literature: Chemische Berichte, , vol. 28, p. 856 Chemische Berichte, , vol. 31, p. 2643 Justus Liebigs Annalen der Chemie, , vol. 190, p. 102 Zeitschrift fuer Chemie, , p. 482 Chemische Berichte, , vol. 4, p. 785

~%

4-Hydrazinobenzenesulfonic acid Structure

4-Hydrazinobenz...

CAS#:98-71-5

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Literature: Justus Liebigs Annalen der Chemie, , vol. 330, p. 11,28

~%

4-Hydrazinobenzenesulfonic acid Structure

4-Hydrazinobenz...

CAS#:98-71-5

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Literature: Chemische Berichte, , vol. 28, p. 856 Chemische Berichte, , vol. 31, p. 2643 Justus Liebigs Annalen der Chemie, , vol. 190, p. 102 Zeitschrift fuer Chemie, , p. 482 Chemische Berichte, , vol. 4, p. 785

~%

4-Hydrazinobenzenesulfonic acid Structure

4-Hydrazinobenz...

CAS#:98-71-5

Learn More
Literature: American Chemical Journal, vol. 37, p. 363 Justus Liebigs Annalen der Chemie, vol. 278, p. 297 Chemische Berichte, vol. 18, p. 3172

~%

4-Hydrazinobenzenesulfonic acid Structure

4-Hydrazinobenz...

CAS#:98-71-5

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Literature: Chemische Berichte, , vol. 30, p. 218

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2928000090
Summary 2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

4-Sulphophenylhydrazine
4-hydrazinobenzene sulphonic acid
4-Hydrazinobenzenesulfonic acid
Phenylhydrazine-p-sulfonicaci
p-hydrazinobenzenesulfonic acid
EINECS 202-694-2
Phenylhydrazine-4-Sulfonic Acid
p-hydrazinophenylsulfonicacid
4-hydrazino-benzene sulfonic acid
4-sulfophenylhydrazine
MFCD00025097
4-Hydrazinobenzolsulfonsure
p-sulfophenylhydrazine
Phenylhydrazine-4-acid
p-Hydrazinophenylsulfonic

 4-Hydrazinobenzenesulfonic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What English synonyms does 4-Hydrazinobenzenesulfonic acid have?
A: English synonyms of 4-Hydrazinobenzenesulfonic acid: 4-Sulphophenylhydrazine, 4-hydrazinobenzene sulphonic acid, 4-Hydrazinobenzenesulfonic acid, Phenylhydrazine-p-sulfonicaci, p-hydrazinobenzenesulfonic acid, EINECS 202-694-2, Phenylhydrazine-4-Sulfonic Acid, p-hydrazinophenylsulfonicacid, 4-hydrazino-benzene sulfonic acid, 4-sulfophenylhydrazine, MFCD00025097, 4-Hydrazinobenzolsulfonsure, p-sulfophenylhydrazine, Phenylhydrazine-4-acid, p-Hydrazinophenylsulfonic.
Q: What is the SMILES notation of 4-Hydrazinobenzenesulfonic acid?
A: SMILES notation of 4-Hydrazinobenzenesulfonic acid is NNc1ccc(S(=O)(=O)O)cc1.
Q: What is the polar surface area (PSA) of 4-Hydrazinobenzenesulfonic acid?
A: Polar surface area (PSA) of 4-Hydrazinobenzenesulfonic acid is 100.80000.
Q: What are the downstream products of 4-Hydrazinobenzenesulfonic acid?
A: Related downstream products(CAS) of 4-Hydrazinobenzenesulfonic acid: 2154-66-7;75-31-0;108-91-8;27391-34-0;305-80-6;84405-44-7;89-36-1;622-37-7;121-57-3.
Q: What is the LogP of 4-Hydrazinobenzenesulfonic acid?
A: LogP of 4-Hydrazinobenzenesulfonic acid is 0.20.
Q: What is the molecular weight of 4-Hydrazinobenzenesulfonic acid?
A: Molecular weight of 4-Hydrazinobenzenesulfonic acid is 188.204.
Q: What is the InChIKey of 4-Hydrazinobenzenesulfonic acid?
A: InChIKey of 4-Hydrazinobenzenesulfonic acid is IOMZCWUHFGMSEJ-UHFFFAOYSA-N.
Q: What is the safety information for 4-Hydrazinobenzenesulfonic acid?
A: Safety information for 4-Hydrazinobenzenesulfonic acid: S26-S36/37/39.
Q: What is the molecular formula of 4-Hydrazinobenzenesulfonic acid?
A: Molecular formula of 4-Hydrazinobenzenesulfonic acid is C6H8N2O3S.
Q: What is the melting point of 4-Hydrazinobenzenesulfonic acid?
A: Melting point of 4-Hydrazinobenzenesulfonic acid is 285°C.

 4-Hydrazinobenzenesulfonic acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
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