Benzidine sulphate
硫酸联苯胺
Also known as: 4,4'-Diaminobiphenyl sulphate, [1,1'-Biphenyl]-4,4'-diamine sulphate, Benzidine sulfate, Benzidine bisulfate, Benzidine sulphate (1:1)
Benzidine sulphate (CAS 21136-70-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H14N2O4S and a molecular weight of 282.31600 g/mol. It is also known as 4,4'-Diaminobiphenyl sulphate, [1,1'-Biphenyl]-4,4'-diamine sulphate and Benzidine sulfate. Key properties include a melting point of 120ºC, a boiling point of 358.7ºC at 760 mmHg and a density of 1.156g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 21136-70-9
- Jingsj CID
- J-902308-2
- Molecular Formula
- C12H14N2O4S
- Chinese Name
- 硫酸联苯胺
- Molecular Weight
- 282.31600 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 120ºC |
|---|---|
| Boiling Point | 358.7ºC at 760 mmHg |
| Density | 1.156g/cm3 |
Frequently Asked Questions
What is the CAS number of Benzidine sulphate?
The CAS number of Benzidine sulphate is 21136-70-9.
What are the molecular formula and molecular weight of Benzidine sulphate?
Benzidine sulphate has molecular formula C12H14N2O4S and molecular weight 282.31600 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Benzidine sulphate (CAS 21136-70-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-902308-2 (accessed 2026-10-23).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.