C5H4Cl2N2
163 g/mol
Pharmaceutical IntermediateDanger
2,4-Dichloro-5-methylpyrimidine
CAS1780-31-0EC217-227-8
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
2,4-Dichloro-5-methylpyrimidine is a substituted pyrimidine compound used as a building block in the synthesis of pharmaceuticals. Its structure features a pyrimidine ring with two chlorine atoms and one methyl group.
Pharmaceutical intermediate
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
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pharmaceutical intermediate
ReferenceSame Category
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pharmaceutical intermediate
ReferenceSame Category
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pharmaceutical intermediate
Safety Reference
Danger
H314Causes severe skin burns and eye damage
Customs Tariff Classification
The international HS code for 2,4-Dichloro-5-methylpyrimidine (CAS 1780-31-0) is 2933.59.
HS code (international, 6-digit)
2933.59
EU CN code (8-digit)
2933 59 95
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
2,4-dichloro-5-methylpyrimidine
InChIKey
DQXNTSXKIUZJJS-UHFFFAOYSA-N
SMILES
CC1=CN=C(N=C1Cl)Cl
Synonyms (5)
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