Pirimicarb-desamido

Also known as: 2-(dimethylamino)-5,6-dimethylpyrimidin-4-ol, 2-(dimethylamino)-5,6-dimethyl-1H-pyrimidin-4-one, 2-(dimethylamino)-5,6-dimethyl-4(3H)-pyrimidinone, 2-(Dimethylamino)-5,6-dimethylpyrimidin-4(1H)-one, 2-Dimethylamino-4-hydroxy-5,6-dimethylpyrimidine, 2-Dimethylamino-5,6-dimethyl-4-hydroxypyrimidine, 5,6-Dimethyl-2-(dimethylamino)pyrimidin-4-ol, ddhp, R 31805

Pirimicarb-desamido (CAS 40778-16-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H13N3O and a molecular weight of 167.20800 g/mol. Key properties include a boiling point of 243.1ºC at 760mmHg, a density of 1.13g/cm3 and a flash point of 100.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 40778-16-3
Jingsj CID: J-1493614-8
Molecular Formula: C₈H₁₃N₃O
Molecular Weight: 167.20800 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	243.1ºC at 760mmHg
Density	1.13g/cm3
Flash Point	100.8ºC
Exact Mass	167.10600
PSA	48.99000
LogP	0.45270
Refractive Index	1.553

Customs & Trade Information

HS Code	2933599090
Summary	2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring 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 Pirimicarb-desamido?

The CAS number of Pirimicarb-desamido is 40778-16-3.

What are the molecular formula and molecular weight of Pirimicarb-desamido?

Pirimicarb-desamido has molecular formula C8H13N3O and molecular weight 167.20800 g/mol.

What are the upstream and downstream products of Pirimicarb-desamido?

For Pirimicarb-desamido, Upstream Products: Ethyl 2-methylacetoacetate, 1,1-Dimethylguanidine sulfate, Pirimicarb.

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. "Pirimicarb-desamido (CAS 40778-16-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1493614-8 (accessed 2026-11-06).

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