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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 11629607Generated: October 23, 2026

2-Chloro-4-methylpyrimidine

chloro-4-MethylpyriMidine · 2-Chloro-6-methylpyrimidine · 2-CHLORO-4-METHYLPYRIMIDINE · 2-Chloro-4-methyl-1,3-diazine · Pyrimidine, 2-chloro-4-methyl- · 2-CHLORO-4-METHYLPYRIMIDINE 98% · 2-Chloro-4-methylpyrimidine >2-Chloro-4-methylpyrimidine ISO 9001:2015 REACH · Pyrimidine, 2-chloro-4-methyl- (6CI,7CI,8CI,9CI)

https://huagongshe.com/en/chemical/11629607

2-Chloro-4-methylpyrimidine molecular structure

Identifiers & Physical Properties

CAS No.13036-57-2
Molecular formulaC5H5ClN2
Average molar mass128.56 g/mol
Monoisotopic mass128.01412584 g/mol
SMILESCc1ccnc(Cl)n1
InChIKeyBHAKRVSCGILCEW-UHFFFAOYSA-N
PubChem CID11629607
EC No.678-759-8
DTXSIDDTXSID40469672

Chemical & Physical Properties

XLogP1.6
Topological polar surface area25.8
Hydrogen bond donors0
Hydrogen bond acceptors2
Rotatable bonds0
Heavy atoms8
Formal charge0
Complexity76.8
Melting point35-36°C
Boiling point94°C/17mmHg(lit.)
Density1.234±0.06 g/cm3(Predicted)
Flash point98℃
Storage conditionsKeep in dark place,Sealed in dry,Room Temperature
SolubilityChloroform
Physical stateSolid
pKa (acidity coefficient)-0.93±0.20(Predicted)
ColorPale Yellow to Beige
SensitivityMoisture Sensitive
StabilityToxic
InChIInChI=1S/C5H5ClN2/c1-4-2-3-7-5(6)8-4/h2-3H,1H3
InChIKeyBHAKRVSCGILCEW-UHFFFAOYSA-N
SMILESC1(Cl)=NC=CC(C)=N1
CAS DataBase Reference13036-57-2(CAS DataBase Reference)
UNSPSC Code12352100
NACRESNA.22
GHS pictogramGHS05,GHS07
Signal wordDanger
GHS hazard statementsH302-H315-H318-H335
GHS precautionary statementsP280-P301+P312+P330-P302+P352-P305+P351+P338+P310
Target organsRespiratory system
Hazard symbolsXi,Xn
Risk statements (R)22-41-37/38
Safety statements (S)26-39
Water hazard class (WGK)3
TSCA inventory statusN
Hazard classIRRITANTAcute Tox. 4 OralEye Dam. 1Skin Irrit. 2STOT SE 3
Customs code29335990
Storage class11 - Combustible Solids
REACH registrationsActive

Safety & Regulations

GHS classificationThis chemical does not meet GHS hazard criteria for 1.9% (1 of 52) of reports.DangerH302 (96.2%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P272, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P319, P321, P330, P332+P317, P333+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 52 reports by companies from 10 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard Classes and CategoriesAcute Tox. 4 (96.2%)
Water hazard class (WGK)3
TSCA inventory statusN
Customs code29335990
Risk statements (R)22-41-37/38
Signal wordDanger
GHS pictogramGHS05,GHS07
Hazard symbolsXi,Xn
Safety statements (S)26-39
Hazard classIRRITANTAcute Tox. 4 OralEye Dam. 1Skin Irrit. 2STOT SE 3
Storage class11 - Combustible Solids
Target organsRespiratory system
GHS hazard statementsH302-H315-H318-H335
REACH registrationsActive
GHS precautionary statementsP280-P301+P312+P330-P302+P352-P305+P351+P338+P310

Applications & Uses

Uses

2-Chloro-4-methylpyrimidine (cas# 13036-57-2) is a compound useful in organic synthesis.