Name | Naphthol AS |
Synonyms | Azoic CC2 C.I. 37505 Naphthol AS 2-Hydroxy-3-Naphthanilide C.I. Azoic Coupling Component 2 3-Hydroxy-2-naphthoic aicd anilide C.I. Azoic Coupling Component No. 4 3-hydroxy-N-phenylnaphthalene-2-carboxamide 2-Naphthalenecarboxamide, 3-hydroxy-N-phenyl- |
CAS | 92-77-3 |
EINECS | 202-188-1 |
InChI | InChI=1/C17H13NO2/c19-16-11-13-7-5-4-6-12(13)10-15(16)17(20)18-14-8-2-1-3-9-14/h1-11,19H,(H,18,20) |
Molecular Formula | C17H13NO2 |
Molar Mass | 263.29 |
Density | 1.1138 (rough estimate) |
Melting Point | 243-250℃ |
Boling Point | 406.53°C (rough estimate) |
Appearance | Morphology Powder, color index 37505, color Beige |
pKa | 9.70(at 25℃) |
Storage Condition | Room Temprature |
Refractive Index | 1.4500 (estimate) |
MDL | MFCD00004096 |
Physical and Chemical Properties | Light yellow crystals. |
Use | Mainly used for the production of organic pigments and for cotton fiber, viscose fiber and part of the synthetic fiber dyeing, printing |
Hazard Symbols | Xi - Irritant N - Dangerous for the environment |
Risk Codes | R43 - May cause sensitization by skin contact R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
Safety Description | S36/37 - Wear suitable protective clothing and gloves. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
UN IDs | UN 3077 |
WGK Germany | 1 |
RTECS | QJ1897400 |
FLUKA BRAND F CODES | 10-21 |
HS Code | 29242990 |
Hazard Class | 9 |
Packing Group | III |