1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid ethyl ester
Also known as: 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid ethyl ester, 1-Methyl-3-n-propylpyrazole-5-carboxylic acid ethyl ester, 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid ethyl ester, 97%, 1H-Pyrazole-5-carboxylic acid, 1-methyl-3-propyl-, ethyl ester, 2-methyl-5-propyl-2H-pyrazole-3-carboxylic acid ethyl ester, Ethyl 1-methyl-3-propyl-1H-pyrazole-5-carboxylate, Ethyl 1-methyl-3-n-propyl-pyrazole-5-carboxylate, Ethyl 1-methyl-3-propyl-5-pyrazolecarboxylate, Ethyl 2-methyl-5-propylpyrazole-3-carboxylate, Methisosildenafil Impurity 13
1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid ethyl ester (CAS 133261-07-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H16N2O2 and a molecular weight of 196.24600 g/mol. Key properties include a boiling point of 331.1ºC at 760 mmHg, a density of 1.106g/cm3 and a flash point of 154ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 133261-07-1
- Jingsj CID
- J-1371313-8
- Molecular Formula
- C10H16N2O2
- Molecular Weight
- 196.24600 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 331.1ºC at 760 mmHg |
|---|---|
| Density | 1.106g/cm3 |
| Flash Point | 154ºC |
| Exact Mass | 196.12100 |
| PSA | 44.12000 |
| LogP | 1.54930 |
| Vapor Pressure | 0.00016mmHg at 25°C |
| Refractive Index | 1.511 |
Customs & Trade Information
| 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% |
Frequently Asked Questions
What is the CAS number of 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid ethyl ester?
The CAS number of 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid ethyl ester is 133261-07-1.
What are the molecular formula and molecular weight of 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid ethyl ester?
1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid ethyl ester has molecular formula C10H16N2O2 and molecular weight 196.24600 g/mol.
What are the upstream and downstream products of 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid ethyl ester?
For 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid ethyl ester, Upstream Products: Dimethyl sulfate, Ethyl 3-n-propylpyrazole-5-carboxylate, Ethyl 1-methyl-5-propyl-1H-pyrazole-3-carboxylate; Downstream Products: 1-Methyl-4-nitro-3-propyl-(1H)-pyrazole-5-carboxamide, 1-methyl-3-propyl-1H-pyrazole-5-carboxylic acid, 4-[(2-Ethoxybenzoyl)amino]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid ethyl ester (CAS 133261-07-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1371313-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.