1-(2-chloro-5-sulfophenyl)-3-methyl-4-(4-dimethylaminobenzylidene)-2-pyrazolin-5-one triethylammonium salt
4-氯-3-[4-[4-(二甲氨基)苯亚甲基]-3-甲基-5-氧代-2-吡唑啉-1-基]苯磺酸三乙胺盐
Also known as: 4-chloro-3-[4-[4-(dimethylamino)benzylidene]-3-methyl-5-oxo-2-pyrazolin-1-yl]benzenesulfonic acid triethylammonium salt, 4-chloro-3-[4-[4-(dimethylamino)benzylidene]-3-methyl-5-oxo-2-pyrazolin-1-yl]benzenesulfonic acid triethylammonium salt, 4-chloro-3-[4-[4-(dimethyl-amino)benzylidene]-3-methyl-5-oxo-2 pyrazolin-1-yl]benzenesulfonic acid, triethyl-ammonium salt, 4-chloro-3-[4-[4-(dimethylamino)benzylidene]-3-methyl-5-oxo-2-pyrazolin-1-yl]benzenesulfonic acid triethylammonium salt, 1-(2-chloro-5-sulfophenyl)-3-methyl-4-(4-dimethylaminobenzylidene)-2-pyrazolin-5-onetriethylammoniumsalt, chloro((dimethylaminobenzylidene)methyl-oxopyrazolinyl)benzeneso3nh(c2h5)3, dye me 689t
1-(2-chloro-5-sulfophenyl)-3-methyl-4-(4-dimethylaminobenzylidene)-2-pyrazolin-5-one triethylammonium salt (CAS 143193-48-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C25H33ClN4O4S and a molecular weight of 521.07200 g/mol. It is also known as 4-chloro-3-[4-[4-(dimethylamino)benzylidene]-3-methyl-5-oxo-2-pyrazolin-1-yl]benzenesulfonic acid triethylammonium salt, 4-chloro-3-[4-[4-(dimethylamino)benzylidene]-3-methyl-5-oxo-2-pyrazolin-1-yl]benzenesulfonic acid triethylammonium salt and 4-chloro-3-[4-[4-(dimethyl-amino)benzylidene]-3-methyl-5-oxo-2 pyrazolin-1-yl]benzenesulfonic acid, triethyl-ammonium salt. Key properties include a melting point of 194-197ºC(lit.), a boiling point of 674.6ºC at 760mmHg and a flash point of 361.8ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 143193-48-0
- Jingsj CID
- J-1654882-4
- Molecular Formula
- C25H33ClN4O4S
- Chinese Name
- 4-氯-3-[4-[4-(二甲氨基)苯亚甲基]-3-甲基-5-氧代-2-吡唑啉-1-基]苯磺酸三乙胺盐
- Molecular Weight
- 521.07200 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 194-197ºC(lit.) |
|---|---|
| Boiling Point | 674.6ºC at 760mmHg |
| Flash Point | 361.8ºC |
GHS Safety & Compliance
Frequently Asked Questions
What is the CAS number of 1-(2-chloro-5-sulfophenyl)-3-methyl-4-(4-dimethylaminobenzylidene)-2-pyrazolin-5-one triethylammonium salt?
The CAS number of 1-(2-chloro-5-sulfophenyl)-3-methyl-4-(4-dimethylaminobenzylidene)-2-pyrazolin-5-one triethylammonium salt is 143193-48-0.
What are the molecular formula and molecular weight of 1-(2-chloro-5-sulfophenyl)-3-methyl-4-(4-dimethylaminobenzylidene)-2-pyrazolin-5-one triethylammonium salt?
1-(2-chloro-5-sulfophenyl)-3-methyl-4-(4-dimethylaminobenzylidene)-2-pyrazolin-5-one triethylammonium salt has molecular formula C25H33ClN4O4S and molecular weight 521.07200 g/mol.
Is 1-(2-chloro-5-sulfophenyl)-3-methyl-4-(4-dimethylaminobenzylidene)-2-pyrazolin-5-one triethylammonium salt hazardous?
1-(2-chloro-5-sulfophenyl)-3-methyl-4-(4-dimethylaminobenzylidene)-2-pyrazolin-5-one triethylammonium salt has GHS signal word Warning.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1-(2-chloro-5-sulfophenyl)-3-methyl-4-(4-dimethylaminobenzylidene)-2-pyrazolin-5-one triethylammonium salt (CAS 143193-48-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1654882-4 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.