Pyrrolo[2,1-f][1,2,4]triazine-2,4(1H,3H)-dione

Also known as: Pyrrolo[2,1-f][1,2,4]triazine-2,4-dione, 1H-pyrrolo[2,1-f][1,2,4]triazine-2,4-dione, Pyrrolo[2,1-f][1,2,4]triazine-2,4(1H,3H)-dione (96%)

Pyrrolo[2,1-f][1,2,4]triazine-2,4(1H,3H)-dione (CAS 918538-04-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H5N3O2 and a molecular weight of 151.123 g/mol. Key property: a density of 1.7±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 918538-04-2
Jingsj CID: J-1495415-5
Molecular Formula: C₆H₅N₃O₂
Molecular Weight: 151.123 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.7±0.1 g/cm3
Exact Mass	151.038177
PSA	70.13000
LogP	-0.55
Refractive Index	1.793

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 Pyrrolo[2,1-f][1,2,4]triazine-2,4(1H,3H)-dione?

The CAS number of Pyrrolo[2,1-f][1,2,4]triazine-2,4(1H,3H)-dione is 918538-04-2.

What are the molecular formula and molecular weight of Pyrrolo[2,1-f][1,2,4]triazine-2,4(1H,3H)-dione?

Pyrrolo[2,1-f][1,2,4]triazine-2,4(1H,3H)-dione has molecular formula C6H5N3O2 and molecular weight 151.123 g/mol.

What are the upstream and downstream products of Pyrrolo[2,1-f][1,2,4]triazine-2,4(1H,3H)-dione?

For Pyrrolo[2,1-f][1,2,4]triazine-2,4(1H,3H)-dione, Upstream Products: 1-Amino-1H-pyrrole-2-carboxamide, 1-Amino-1H-pyrrole-2-carbonitrile, Pyrrole-2-carbonitrile; Downstream Products: 2,4-Dichloropyrrolo[2,1-f][1,2,4]triazine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Pyrrolo[2,1-f][1,2,4]triazine-2,4(1H,3H)-dione (CAS 918538-04-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1495415-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.