1237-75-8
1237-75-8 structure
- Name: Naphthol AS-BI
- Chemical Name: N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide
- CAS Number: 1237-75-8
- Molecular Formula: C18H14BrNO3
- Molecular Weight: 372.21300
- Create Date: 2018-03-26 08:00:00
- Modify Date: 2025-08-27 12:21:26
| Name | N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide |
|---|---|
| Synonyms |
7-bromo-3-hydroxy-2-naphth-o-amisidide
MFCD00004077 Naphtol AS-BI C.I.Azoic Coupling Component 45 EINECS 248-048-3 6-bromo-2-hydroxy-N-o-hydroxyphenylnaphthalene-3-carboxamide NAPHTHOL AS-BI |
| Density | 4.01 g/mL at 25 °C(lit.) |
|---|---|
| Boiling Point | 467.3ºC at 760mmHg |
| Melting Point | 1387 °C |
| Molecular Formula | C18H14BrNO3 |
| Molecular Weight | 372.21300 |
| Flash Point | 236.4ºC |
| Exact Mass | 371.01600 |
| PSA | 58.56000 |
| LogP | 4.64180 |
| Vapour Pressure | 5.28E-07mmHg at 25°C |
| Index of Refraction | 1.764 |
| Storage condition | 2-8°C |
| Hazard Codes | Xn,Xi |
|---|---|
| Risk Phrases | R20/21/22:Harmful by inhalation, in contact with skin and if swallowed . R36/37/38:Irritating to eyes, respiratory system and skin . |
| Safety Phrases | S26-S37/39 |
| RIDADR | UN3288 |
| WGK Germany | 3 |
| RTECS | ZG3417500 |
| Packaging Group | III |
| Hazard Class | 6.1 |
| HS Code | 2924299090 |
|
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1237-75-8 |
| Literature: DE396519 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 14, p. 1021 |
| HS Code | 2924299090 |
|---|---|
| Summary | 2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |