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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 12712832Generated: October 23, 2026

2,4-Dichlorothieno[3,2-d]pyrimidine

DCTPY · EOS-60343 · 2,4-dichlorothieno · 4-dichlorothieno[3 · JAK1/2/3 Inhibitor 1 · 2,4-dichlorothieno[3,2-d]... · orothiopheno[3,2-d]pyrimidine · 2,4-dichlorothieno[3,2-d]pgriMidine

https://huagongshe.com/en/chemical/12712832

2,4-Dichlorothieno[3,2-d]pyrimidine molecular structure

Identifiers & Physical Properties

CAS No.16234-14-3
Molecular formulaC6H2Cl2N2S
Average molar mass205.06 g/mol
Monoisotopic mass203.9315746 g/mol
SMILESClc1nc(Cl)c2sccc2n1
InChIKeyAQECFYPZMBRCIA-UHFFFAOYSA-N
PubChem CID12712832
ChEMBLCHEMBL3236403
EC No.695-110-4
DTXSIDDTXSID10507712

Chemical & Physical Properties

XLogP3.2
Topological polar surface area54
Hydrogen bond donors0
Hydrogen bond acceptors3
Rotatable bonds0
Heavy atoms11
Formal charge0
Complexity158
Melting point136.0 to 140.0 °C
Boiling point274.8±22.0 °C(Predicted)
Density1.662±0.06 g/cm3(Predicted)
Storage conditionsKeep in dark place,Sealed in dry,Room Temperature
Physical statepowder to crystal
pKa (acidity coefficient)-0.72±0.40(Predicted)
ColorWhite to Almost white
InChIInChI=1S/C6H2Cl2N2S/c7-5-4-3(1-2-11-4)9-6(8)10-5/h1-2H
InChIKeyAQECFYPZMBRCIA-UHFFFAOYSA-N
SMILESC1(Cl)=NC(Cl)=C2SC=CC2=N1
UNSPSC Code12352200
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302-H315-H319-H332-H335
GHS precautionary statementsP261-P280-P305+P351+P338
Safety statements (S)24/25
UN transport numberUN2811
Water hazard class (WGK)WGK 3
Hazard classIRRITANTAcute Tox. 3 OralEye Irrit. 2
Customs code29335990
Storage class6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects

Safety & Regulations

Water hazard class (WGK)WGK 3
UN transport numberUN2811
Customs code29335990
Signal wordWarning
GHS pictogramGHS07
Safety statements (S)24/25
Hazard classIRRITANTAcute Tox. 3 OralEye Irrit. 2
Storage class6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
GHS hazard statementsH302-H315-H319-H332-H335
GHS precautionary statementsP261-P280-P305+P351+P338

Applications & Uses

Uses

2,4-Dichlorothieno[3,2-d]pyrimidine is used in the synthesis of PI3K inhibitor under noncryogenic conditions.