Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 95975Generated: October 23, 2026

2-Chloro-N,N-dimethylpyrimidin-4-amine

NSC 45769 · Benzoicacid,9-methoxy-,hydrazide · 2-CHLORO-4-DIMETHYLAMINOPYRIMIDINE · 3-Isoxazolecarboxaldehyde,7-methyl- · 2-chloro-4-(dimethylamino)-pyrimidin · 2-chloro-n,n-dimethyl-4-pyrimidinamine · (2-chloro-pyrimidin-4-yl)-dimethyl-amine · 4-Pyrimidinamine, 2-chloro-N,N-dimethyl-

https://huagongshe.com/en/chemical/95975

2-Chloro-N,N-dimethylpyrimidin-4-amine molecular structure

Identifiers & Physical Properties

CAS No.31058-81-8
Molecular formulaC6H8ClN3
Average molar mass157.6 g/mol
Monoisotopic mass157.04067494 g/mol
SMILESCN(C)c1ccnc(Cl)n1
InChIKeyMTEQLYDOCFPCAX-UHFFFAOYSA-N
PubChem CID95975
EC No.250-450-9
DTXSIDDTXSID6067593

Chemical & Physical Properties

XLogP1.6
Topological polar surface area29
Hydrogen bond donors0
Hydrogen bond acceptors3
Rotatable bonds1
Heavy atoms10
Formal charge0
Complexity107
Melting point77-79°C
Boiling point284℃
Density1.252
Flash point125℃
Storage conditionsInert atmosphere,2-8°C
SolubilityChloroform, Ethyl Acetate, Methanol
Physical stateSolid
pKa (acidity coefficient)3.59±0.10(Predicted)
ColorWhite
FDA UNIIT2FQA7HF8L
EPA Substance Registry System4-Pyrimidinamine, 2-chloro-N,N-dimethyl- (31058-81-8)
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302-H315-H319-H335
GHS precautionary statementsP261-P305+P351+P338
Hazard symbolsXn
Risk statements (R)22-43
Safety statements (S)36/37
TSCA inventory statusTSCA listed
Customs code2933599590

Safety & Regulations

GHS classificationWarningH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Hazard Classes and CategoriesAcute Tox. 4 (100%)
TSCA inventory statusTSCA listed
Customs code2933599590
Risk statements (R)22-43
Signal wordWarning
GHS pictogramGHS07
Hazard symbolsXn
Safety statements (S)36/37
GHS hazard statementsH302-H315-H319-H335
GHS precautionary statementsP261-P305+P351+P338

Applications & Uses

Uses

2-Chloro-4-(N,N-dimethylamino)pyrimidine (cas# 31058-81-8) is a compound useful in organic synthesis.