![Molecular structure of 5,6,7,8-Tetrahydroimidazo[1,5-a]pyrazine (CAS 297172-19-1)](/images/chem_structures_svg/085/297172-19-1.svg)
5,6,7,8-Tetrahydroimidazo[1,5-a]pyrazine
Also known as: 5,6,7,8-Tetrahydroimidazo[1,5-A]pyrazine, Imidazo[1,5-a]pyrazine, 5,6,7,8-tetrahydro-
5,6,7,8-Tetrahydroimidazo[1,5-a]pyrazine (CAS 297172-19-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H9N3 and a molecular weight of 123.156 g/mol. Key properties include a boiling point of 340.0±30.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 159.4±24.6 °C. It is listed by 2 suppliers, from 78.31 to 243.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 297172-19-1
- Jingsj CID
- J-1499674-0
- Molecular Formula
- C6H9N3
- Molecular Weight
- 123.156 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | ≥97% 100g | ¥7,831.00 | $11.72 /gBest ¥78.31/g CNY | CN China MOQ 100g | |
Made to Order | >=97% 25g | ¥2,570.00 | $15.38 /g ¥102.80/g CNY | CN China MOQ 25g | |
In Stock | ≥97% 25g | ¥2,570.00 | $15.38 /g ¥102.80/g CNY | CN China MOQ 25g |
Physicochemical Properties
| Boiling Point | 340.0±30.0 °C at 760 mmHg |
|---|---|
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 159.4±24.6 °C |
| Exact Mass | 123.079643 |
| PSA | 29.85000 |
| LogP | -1.07 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.689 |
| Storage Conditions | 2-8°C |
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 5,6,7,8-Tetrahydroimidazo[1,5-a]pyrazine?
The CAS number of 5,6,7,8-Tetrahydroimidazo[1,5-a]pyrazine is 297172-19-1.
What are the molecular formula and molecular weight of 5,6,7,8-Tetrahydroimidazo[1,5-a]pyrazine?
5,6,7,8-Tetrahydroimidazo[1,5-a]pyrazine has molecular formula C6H9N3 and molecular weight 123.156 g/mol.
Which suppliers offer 5,6,7,8-Tetrahydroimidazo[1,5-a]pyrazine?
2 supplier(s) listed; reference unit price ¥78.31–243.00 /g.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5,6,7,8-Tetrahydroimidazo[1,5-a]pyrazine (CAS 297172-19-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1499674-0 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.