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Pyrimitate

Also known as Diothyl, Pyrimital, Pyrimithate

CAS 5221-49-8Formula C11H20N3O3PSMolar mass 305.34 g/molEC 226-020-1
Pyrimitate chemical structure, C11H20N3O3PS, CAS 5221-49-8
2D chemical structure

Key facts

What buyers check first

CAS number
5221-49-8
Formula
C11H20N3O3PS
Molar mass
305.34 g/mol
EC number
226-020-1
HS code
293359
Category
Heterocyclic building blocks

What is Pyrimitate?

Plain description, key identifiers and synonyms

Pyrimitate is a chemical substance with the molecular formula C11H20N3O3PS and a molar mass of 305.34 g/mol. Its CAS registry number is 5221-49-8. The IUPAC name is 4-diethoxyphosphinothioyloxy-N,N,6-trimethylpyrimidin-2-amine.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-diethoxyphosphinothioyloxy-N,N,6-trimethylpyrimidin-2-amine
CAS number
5221-49-8 CAS number cross-checked
EC number
226-020-1
Molecular formula
C11H20N3O3PS
UNII
6U704SC0N2
InChIKey
MLDVVJZNWASRQL-UHFFFAOYSA-N
InChI
InChI=1S/C11H20N3O3PS/c1-6-15-18(19,16-7-2)17-10-8-9(3)12-11(13-10)14(4)5/h8H,6-7H2,1-5H3
SMILES (canonical and isomeric)
CCOP(=S)(OCC)OC1=NC(=NC(=C1)C)N(C)C

Synonyms

  • Diothyl
  • Pyrimital
  • Pyrimithate
  • Pirimitato
  • ICI 29661
  • Pyrimitatum
  • O,O-Diethyl O-(2-dimethylamino-6-methyl-4-pyrimidinyl) phosphorothioate
  • Phosphorothioic acid, O-(2-(dimethylamino)-6-methyl-4-pyrimidinyl) O,O-diethyl ester
  • Phosphorothioic acid, O-[2-(dimethylamino)-6-methyl-4-pyrimidinyl] O,O-diethyl ester
  • Pyrimitatum (INN-Latin)
  • Pirimitato (INN-Spanish)
  • Pyrimitate (mart.)
  • O-(2-Diethylamino-6-methylpyrimidin-4-yl)-O,O-diethyl phosphorothioate
  • o-[2-(Dimethylamino)-6-methyl-4-pyrimidinyl] o,o-diethyl thiophosphate
  • o-2-Dimethylamino-6-methylpyrimidin-4-yl O,O-diethyl phosphorothioate
  • o-(2-(Dimethylamino)-6-methyl-4-pyrimidinyl) O,O-diethyl phosphorothioate
  • o-(2-(Dimethylamino)-6-methyl-4-pyrimidinyl) o,o-diethyl thiophosphate
  • 4-diethoxyphosphinothioyloxy-N,N,6-trimethylpyrimidin-2-amine
  • Pyrimitate 10 |Ig/mL in Isooctane
  • Pyrimitate 10 microg/mL in Isooctane
  • O-[2-(Dimethylamino)-6-methylpyrimidin-4-yl] O,O-diethyl phosphorothioate

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
305.34 g/molcalc.
Exact mass
305.0963 Dacalc.
LogP (octanol/water)
2.53calc.
Topological polar surface area
56.71 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
7calc.
Heavy atoms
19calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.64calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1cncnc1

c1cncnc1

1 ring, 6 atoms, the Pyrimidine ring system.

18,999 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Pyrimitate suppliers

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Pyrimitate price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Pyrimitate is traded under.

HS 2933.59Indicative HS code

Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring, other

World exports in 2024
$18.4B
+10.5% vs 2023, imports $24.8B
2019 to 2024
Top exporters
  1. Ireland43.6%
  2. Switzerland * partner reported26.3%
  3. China7.9%
Top importers
  1. Slovenia30.3%
  2. United States30.1%
  3. Germany15.3%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Pyrimitate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Guides for buyers

Practical guides that help when you source, ship or handle Pyrimitate

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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