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Pyrimitate

Also known as: Pyrimithate, Diothyl, Pyrimital, O-[2-(dimethylamino)-6-methyl-4-pyrimidinyl] O,O-diethyl phosphorothioate, O-2-dimethylamino-6-methylpyrimidin-4-yl O,O-diethyl phosphorothioate, Phosphorothioic acid, O-[2-(dimethylamino)-6-methyl-4-pyrimidinyl] O,O-diethyl ester, ICI 29661, EINECS 226-020-1

Pyrimitate (CAS 5221-49-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H20N3O3PS and a molecular weight of 305.33400 g/mol. Key properties include a boiling point of 389ºC at 760 mmHg, a density of 1.229g/cm3 and a flash point of 189ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5221-49-8
Jingsj CID
J-1967511-0
Molecular Formula
C11H20N3O3PS
Molecular Weight
305.33400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point389ºC at 760 mmHg
Density1.229g/cm3
Flash Point189ºC
Exact Mass305.09600
PSA98.61000
LogP3.17790
Refractive Index1.555

Customs & Trade Information

HS Code2933599011
Summary2933599011 o-(2-(diethylamino)-6-methylpyrimidin-4-yl) o,o-dimethyl phosphorothioate。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:20.0%

Frequently Asked Questions

What is the CAS number of Pyrimitate?

The CAS number of Pyrimitate is 5221-49-8.

What are the molecular formula and molecular weight of Pyrimitate?

Pyrimitate has molecular formula C11H20N3O3PS and molecular weight 305.33400 g/mol.

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

Last updated:

How to cite: Jingsj. "Pyrimitate (CAS 5221-49-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1967511-0 (accessed 2026-11-06).

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