- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: Palmitic acid
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 1-METHYL-4-NITRO-3-PROPYL-1H-PYRAZOLE-5-CARBOXYLIC ACID
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
- Zhongshan Xingrui Chemical Co. , Ltd.
- China
- Product Name: 1-METHYL-4-NITRO-3-PROPYL-1H-PYRAZOLE-5-CARBOXYLIC ACID
- Price: ￥Inquiry/1kg ￥Inquiry/25kg ￥Inquiry/200kg
- Purity: 98.0%
- Stocking Period: 3 Day
- Contact: Wang Jie
- Email: 3096638339@qq.com
139756-00-6
139756-00-6 structure
- Name: 1-METHYL-4-NITRO-3-PROPYL-1H-PYRAZOLE-5-CARBOXYLIC ACID
- Chemical Name: 2-methyl-4-nitro-5-propylpyrazole-3-carboxylic acid
- CAS Number: 139756-00-6
- Molecular Formula: C8H11N3O4
- Molecular Weight: 213.19100
- Create Date: 2018-10-20 18:52:56
- Modify Date: 2026-07-01 12:12:48
| Name | 2-methyl-4-nitro-5-propylpyrazole-3-carboxylic acid |
|---|---|
| Synonyms |
1-methyl-4-nitro-3-n-propyl pyrazole-5-carboxylic acid
2-METHYL-4-NITRO-5-PROPYL-2H-PYRAZOLE-3-CBOXYLIC ACID Sildefil Impurity 49 1-methyl-4-nitro-3-propyl-1H-pyrazole-5-cboxylic acid (Sildenafil Impurity） 1-METHYL-4-NITRO-3-PROPYL-1H-PYRAZOL 1-Methyl-2-nitro-3-propyl-1H-pyrazole-5-cboxylic acid PYR245 1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxylic acid 1-Methyl-4-nitro-3-propyl-1H-pyrazole 1H-Pyrazole-5-carboxylicacid,1-methyl-4-nitro-3-propyl 2-methyl-4-nitro-5-propylpyrazole-3-cboxylic acid 2-methyl-4-nitro-5-propyl-2H-pyrazole-3-carboxylic acid Sildenafil Impurity NA 1H-Pyrazole-5-cboxylic acid, 1-methyl-4-nitro-3-propyl 1-methyl-2-nitro-3-propyl-1H-pyrazole-5-carboxylic acid Sildenafil Impurity 12/Sildenafil Acid Impurity/1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-cboxylic Acid Sildenafil Impurity 60 1-METHYL-4-NITRO-3-PROPYL-1H-PYRAZOLE-5-CBOXYLIC ACID Methisosildenafil Impurity 15 1-methyl-4-nitro-3-propyl-1H-5-pyrazole carboxylic acid 1-methyl-4-nitro-3-n-propyl-1H-pyrazol-5-carboxylic acid 1-methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxylic |
| Density | 1.45g/cm3 |
|---|---|
| Boiling Point | 392.7ºC at 760mmHg |
| Melting Point | 124-127°C(lit.) |
| Molecular Formula | C8H11N3O4 |
| Molecular Weight | 213.19100 |
| Flash Point | 191.3ºC |
| Exact Mass | 213.07500 |
| PSA | 100.94000 |
| LogP | 1.50220 |
| Vapour Pressure | 7.17E-07mmHg at 25°C |
| Index of Refraction | 1.61 |
| Storage condition | 2-8°C |
| Hazard Codes | Xi |
|---|---|
| HS Code | 2933199090 |
|
~99%
139756-00-6 |
| Literature: Kopp; Lancelot; Dallemagne; Rault Journal of Heterocyclic Chemistry, 2001 , vol. 38, # 5 p. 1045 - 1050 |
|
~%
139756-00-6 |
| Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 15, # 17 p. 3900 - 3907 |
|
~%
139756-00-6 |
| Literature: Journal of Heterocyclic Chemistry, , vol. 38, # 5 p. 1045 - 1050 |
|
~%
139756-00-6 |
| Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 15, # 17 p. 3900 - 3907 |
| Precursor 4 | |
|---|---|
| DownStream 5 | |
![5-(2-Ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]-7-pyrimidinone structure](https://image.chemsrc.com/caspic/311/139756-21-1.png)
| 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% |