31519-22-9
31519-22-9 structure
- Name: 1,4-Dihydroxy-2-naphthoic acid
- Chemical Name: 1,4-dihydroxy-2-naphthoic acid
- CAS Number: 31519-22-9
- Molecular Formula: C11H8O4
- Molecular Weight: 204.179
- Create Date: 2018-07-02 22:57:36
- Modify Date: 2025-08-25 09:38:00
| Name | 1,4-dihydroxy-2-naphthoic acid |
|---|---|
| Synonyms |
1,4-dihydroxynaphthoic acid
1,4-Dihydroxy-2-naphthalenecarboxylic acid 1,4-dihydoxynaphthalene-2-carboxylic acid MFCD00010370 1,4-dihydroxy-2-naphthoate 1,4-naphthohydroquinone-2-carboxylic acid 1,4-Dihydroxy-2-naphthoicAcid 1,4-dihydroxy-2-naphthalic acid 2-Naphthalenecarboxylic acid,1,4-dihydroxy EINECS 250-674-7 1,4-Dihydroxy-2-naphthoic acid 1,4-dihydroxynaphthalene-2-carboxylic acid |
| Density | 1.5±0.1 g/cm3 |
|---|---|
| Boiling Point | 461.7±40.0 °C at 760 mmHg |
| Melting Point | 220 °C (dec.)(lit.) |
| Molecular Formula | C11H8O4 |
| Molecular Weight | 204.179 |
| Flash Point | 247.1±23.8 °C |
| Exact Mass | 204.042252 |
| PSA | 77.76000 |
| LogP | 2.79 |
| Vapour Pressure | 0.0±1.2 mmHg at 25°C |
| Index of Refraction | 1.762 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi:Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S37/39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2918290000 |
|
~88%
31519-22-9 |
| Literature: Adams, Steven P.; Whitlock, Howard W. Journal of Organic Chemistry, 1981 , vol. 46, # 17 p. 3474 - 3478 |
|
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| Literature: US5599971 A1, ; |
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| Literature: Journal of Organic Chemistry, , vol. 46, # 17 p. 3474 - 3478 |
|
~60%
31519-22-9 |
| Literature: Kolkmann, R.; Leistner, E. Tetrahedron Letters, 1985 , vol. 26, # 14 p. 1703 - 1704 |
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| Literature: Journal of the Indian Chemical Society, , vol. 28, p. 213,216 |
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31519-22-9 |
| Literature: Journal fuer Praktische Chemie (Leipzig), , vol. <2> 62, p. 57 |
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~%
31519-22-9 |
| Literature: Journal of the Indian Chemical Society, , vol. 28, p. 213,216 |
|
~%
31519-22-9 |
| Literature: Journal of the American Chemical Society, , vol. 64, p. 798,800 |
| Precursor 9 | |
|---|---|
| DownStream 9 | |
![2,3-bis[(4-fluorophenyl)sulfanyl]naphthalene-1,4-dione structure](https://image.chemsrc.com/caspic/012/89477-81-6.png)
| HS Code | 2918290000 |
|---|---|
| Summary | HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0% |