Naphthol AS
色酚AS
Also known as: 3-hydroxy-N-phenylnaphthalene-2-carboxamide, 3-Hydroxy-2-naphthanilide, 2-Hydroxy-3-naphthoic acid anilide, 3-Hydroxy-2-naphthoic acid anilide, Azoic Coupling Component 2, C.I. 37505, C.I. Azoic Coupling Component 2, N-(3-hydroxy-2-naphthoyl)aniline, 3-hydroxy-N-phenyl-2-naphthamide, 2-hydroxy-3-(phenylcarbamoyl)naphthalene, 2-hydroxy-N-phenyl-3-naphthalenecarboxamide, 3-hydroxy-N-phenyl-2-naphthalenecarboxamide, Amarthol AS, Azonaphtol A, Cibanaphthol RF, Dragonthol A, Naphtanilide RC, Naphthol AS Supra, Naphtoelan A, Solunaptol A
- CAS No.
- 92-77-3
- Jingsj CID
- J-1510932-1
- Molecular Formula
- C17H13NO2
- Chinese Name
- 色酚AS
- Molecular Weight
- 263.291 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 246-248 °C(lit.) |
|---|---|
| Boiling Point | 391.8±25.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 190.7±23.2 °C |
Frequently Asked Questions
What is the CAS number of Naphthol AS?
92-77-3
What are the molecular formula and molecular weight of Naphthol AS?
C17H13NO2, molecular weight 263.291 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026