18704-67-1
18704-67-1 structure
- Name: 4-chloro-2-(1h-pyrazol-3-yl)phenol
- Chemical Name: 4-chloro-6-(1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one
- CAS Number: 18704-67-1
- Molecular Formula: C9H7ClN2O
- Molecular Weight: 194.61800
- Create Date: 2018-07-10 16:53:41
- Modify Date: 2025-08-26 19:58:21
| Name | 4-chloro-6-(1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one |
|---|---|
| Synonyms |
4-chloro-2-(1(2)H-pyrazol-3-yl)-phenol
MFCD00209566 4-Chlor-2-(1(2)H-pyrazol-3-yl)-phenol 3-(5-Chloro-2-hydroxyphenyl)pyrazole 4-Chloro-2-(1H-pyrazol-3-yl)phenol EINECS 242-516-0 4-Chloro-2-(1H-pyrazol-5-yl)phenol |
| Density | 1.424 g/cm3 |
|---|---|
| Boiling Point | 411.2ºC at 760 mmHg |
| Melting Point | 155-158 °C(lit.) |
| Molecular Formula | C9H7ClN2O |
| Molecular Weight | 194.61800 |
| Flash Point | 202.5ºC |
| Exact Mass | 194.02500 |
| PSA | 48.91000 |
| LogP | 2.43570 |
| Vapour Pressure | 0mmHg at 25°C |
| Index of Refraction | 1.655 |
| 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-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2933199090 |
|
~%
18704-67-1 |
| Literature: US2721143 , ; DE931284 , ; |
| Precursor 1 | |
|---|---|
| DownStream 0 | |
| HS Code | 2933199090 |
|---|---|
| Summary | 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |