4-(2-Pyridylazo)resorcinol monosodium salt hydrate
4-(2-吡啶偶氮)间苯二酚钠盐水合物
Also known as: 4-(2-PYRIDYLAZO)RESORCINOL, PAR INDICATOR, PAR MONO SODIUM SALT, PAR-Na, 4-(2-PYRIDYLAZO)-RESORCINOL MONO SODIUM SALT, 3-benzenediol,4-(2-pyridinylazo)-monosodiumsalt, 4(or 2)-(2-pyridylazo)-3(or 5)-(sodiooxy)phenol, 4-(pyridyl-2-azo), 4-(2-Pyridylazo)resorcinol sodium salt, EINECS 214-528-6, EINECS 236-339-8, MFCD00150712
4-(2-Pyridylazo)resorcinol monosodium salt hydrate (CAS 13311-52-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H8N3NaO2 and a molecular weight of 237.19000 g/mol. It is also known as 4-(2-PYRIDYLAZO)RESORCINOL, PAR INDICATOR and PAR MONO SODIUM SALT. Key properties include a melting point of 188ºC, a boiling point of 399.2ºC at 760 mmHg and a flash point of 195.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 13311-52-9
- Jingsj CID
- J-32891-3
- Molecular Formula
- C11H8N3NaO2
- Chinese Name
- 4-(2-吡啶偶氮)间苯二酚钠盐水合物
- Molecular Weight
- 237.19000 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 188ºC |
|---|---|
| Boiling Point | 399.2ºC at 760 mmHg |
| Flash Point | 195.3ºC |
Frequently Asked Questions
What is the CAS number of 4-(2-Pyridylazo)resorcinol monosodium salt hydrate?
The CAS number of 4-(2-Pyridylazo)resorcinol monosodium salt hydrate is 13311-52-9.
What are the molecular formula and molecular weight of 4-(2-Pyridylazo)resorcinol monosodium salt hydrate?
4-(2-Pyridylazo)resorcinol monosodium salt hydrate has molecular formula C11H8N3NaO2 and molecular weight 237.19000 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-(2-Pyridylazo)resorcinol monosodium salt hydrate (CAS 13311-52-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32891-3 (accessed 2026-10-23).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.