Papaverine
Also known as: Papaverine (free base), 1-[(3,4-Dimethoxyphenyl)methyl]-6,7-dimethoxyisoquinoline, 6,7-Dimethoxy-1-veratrylisoquinoline, Papanerine, Papaverina
Papaverine (CAS 58-74-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C20H21NO4 and a molecular weight of 339.39100 g/mol. Key properties include a melting point of 226ºC, a boiling point of 483.2ºC at 760mmHg, a density of 1.161g/cm3 and a flash point of 172.2ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.
- CAS No.
- 58-74-2
- Jingsj CID
- J-1134967-1
- Molecular Formula
- C20H21NO4
- Molecular Weight
- 339.39100 g/mol
- Category
- Organic Bases
- Last updated
- 11/2/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 226ºC |
|---|---|
| Boiling Point | 483.2ºC at 760mmHg |
| Density | 1.161g/cm3 |
| Flash Point | 172.2ºC |
| Exact Mass | 375.12400 |
| PSA | 49.81000 |
| LogP | 4.66200 |
| Refractive Index | 1.6250 (estimate) |
| Additional Property | H2O: 25 mg/mL |
Customs & Trade Information
| HS Code | 2933499090 |
|---|---|
| Summary | 2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. 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 Papaverine?
The CAS number of Papaverine is 58-74-2.
What are the molecular formula and molecular weight of Papaverine?
Papaverine has molecular formula C20H21NO4 and molecular weight 339.39100 g/mol.
What are the upstream and downstream products of Papaverine?
For Papaverine, Upstream Products: (+/-)-Tetrahydropapaverine, 3,4-Dihydropapaverine, 3,4-Dimethoxybenzyl chloride; Downstream Products: protocatechuic acid, 3,4-Dimethoxytoluene, Oxalic acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Papaverine (CAS 58-74-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1134967-1 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.