Benzidine sulphate

Modify Date: 2025-08-25 10:17:19

Benzidine sulphate Structure
Benzidine sulphate structure
Common Name Benzidine sulphate
CAS Number 531-86-2 Molecular Weight 282.31600
Density 1.156g/cm3 Boiling Point 358.7ºC at 760 mmHg
Molecular Formula C12H14N2O4S Melting Point 120ºC
MSDS N/A Flash Point 203.5ºC

 Names

Name Benzidine sulphate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.156g/cm3
Boiling Point 358.7ºC at 760 mmHg
Melting Point 120ºC
Molecular Formula C12H14N2O4S
Molecular Weight 282.31600
Flash Point 203.5ºC
Exact Mass 282.06700
PSA 135.02000
LogP 4.10840
Vapour Pressure 2.5E-05mmHg at 25°C

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DD1575000
CHEMICAL NAME :
Benzidine sulfate
CAS REGISTRY NUMBER :
531-86-2
LAST UPDATED :
199710
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C12-H12-N2.H2-O4-S
MOLECULAR WEIGHT :
282.34
WISWESSER LINE NOTATION :
ZR DR DZ &S-O4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2475 mg/kg/33W-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Sense Organs and Special Senses (Ear) - effect, not otherwise specified Liver - tumors
REFERENCE :
CANCAR Cancer (Philadelphia). (Lippincott/Harper, Journal Fulfillment Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1948- Volume(issue)/page/year: 3,789,1950
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3900 mg/kg/52W-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors Skin and Appendages - tumors
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 19(6),28,1975

 Safety Information

HS Code 2921590090

 Synthetic Route

~%

Benzidine sulphate Structure

Benzidine sulphate

CAS#:531-86-2

Literature: Math.-fys.Medd.dankse Vid.Selsk., , vol. 1, # 3 p. 10 Chem. Zentralbl., , vol. 91, # I p. 425

 Precursor & DownStream

Precursor  1

DownStream  0

 Customs

HS Code 2921590090
Summary 2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

[(1,1'-biphenyl)-4,4'-diyl]diammonium sulfate
benzidine,sulfate
[[1,1'-biphenyl]-4,4'-diyl]diammonium sulphate
BENZIDINE SULFATE HUMAN CARCINOGEN
Benzidin,Sulfat
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