![Molecular structure of 2-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one (CAS 134201-14-2)](/images/chem_structures_svg/180/134201-14-2.svg)
2-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one
Also known as: 2-Methyl-5,6,7,8-tetrahydro-1H-pyrido[4,3-d]pyrimidin-4-one, 2-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(1H)-one, 2-methyl-5,6,7,8-tetrahydro-3H-pyrido[4,3-d]pyrimidin-4-one, Pyrido[4,3-d]pyrimidin-4(3H)-one, 5,6,7,8-tetrahydro-2-methyl-
2-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one (CAS 134201-14-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H11N3O and a molecular weight of 165.192 g/mol. Key property: a density of 1.4±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 134201-14-2
- Jingsj CID
- J-1023107-9
- Molecular Formula
- C8H11N3O
- Molecular Weight
- 165.192 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Density | 1.4±0.1 g/cm3 |
|---|---|
| Exact Mass | 165.090210 |
| PSA | 58.04000 |
| LogP | 0.24 |
| Refractive Index | 1.695 |
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 2-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one?
The CAS number of 2-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one is 134201-14-2.
What are the molecular formula and molecular weight of 2-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one?
2-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one has molecular formula C8H11N3O and molecular weight 165.192 g/mol.
What are the upstream and downstream products of 2-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one?
For 2-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one, Upstream Products: Methyl 1-benzyl-4-oxopiperidine-3-carboxylate hydrochloride, dimethyl 3,3'-(benzylimino)dipropanoate, Methyl 4-oxo-3-piperidinecarboxylate hydrochloride.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one (CAS 134201-14-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1023107-9 (accessed 2026-11-09).
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