- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 4-Carboxypyrazole
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 4-Carboxypyrazole
- Price: ￥168.0/5g ￥88.0/1g
- Purity: 95.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Email: 2130147988@qq.com
- DC Chemicals Limited
- China
- Product Name: 4-Carboxypyrazole
- Price: $Inquiry/250mg $Inquiry/100mg $Inquiry/1g
- Purity: 98.0%
- Stocking Period: 3 Day
- Contact: Tony Cao
- Email: sales@dcchemicals.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 4-Pyrazolecarboxylic acid
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
37718-11-9
37718-11-9 structure
- Name: 4-Carboxypyrazole
- Chemical Name: 4-Pyrazolecarboxylic Acid
- CAS Number: 37718-11-9
- Molecular Formula: C4H4N2O2
- Molecular Weight: 112.087
- Catalog: Chemical reagent Organic reagent Aromatic acid
- Create Date: 2018-07-12 20:24:13
- Modify Date: 2025-08-25 18:23:58
-
4-Carboxypyrazole is an endogenous metabolite.
| Name | 4-Pyrazolecarboxylic Acid |
|---|---|
| Synonyms |
MFCD00011558
4-PYRAZOLECARBOXYLIC ACID EINECS 253-641-5 1H-Pyrazole-3-carboxylic acid pyrazole-4-carboxylic acid 1H-Pyrazole-4-carboxylic acid |
| Description | 4-Carboxypyrazole is an endogenous metabolite. |
|---|---|
| Related Catalog | |
| Target |
Human Endogenous Metabolite |
| Density | 1.5±0.1 g/cm3 |
|---|---|
| Boiling Point | 417.1±18.0 °C at 760 mmHg |
| Melting Point | 282 °C (dec.)(lit.) |
| Molecular Formula | C4H4N2O2 |
| Molecular Weight | 112.087 |
| Flash Point | 206.1±21.2 °C |
| Exact Mass | 112.027275 |
| PSA | 65.98000 |
| LogP | 0.41 |
| Vapour Pressure | 0.0±1.0 mmHg at 25°C |
| Index of Refraction | 1.617 |
| 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 | 2933199090 |
| Precursor 7 | |
|---|---|
| DownStream 4 | |
| 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% |