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

Modify Date: 2025-08-23 14:40:11

2,4-Dichlorothieno[2,3-d]pyrimidine Structure
2,4-Dichlorothieno[2,3-d]pyrimidine structure
 Common Name 2,4-Dichlorothieno[2,3-d]pyrimidine
CAS Number 18740-39-1 Molecular Weight 205.064
Density 1.7±0.1 g/cm3 Boiling Point 274.8±22.0 °C at 760 mmHg
Molecular Formula C6H2Cl2N2S Melting Point N/A
MSDS N/A Flash Point 120.0±22.3 °C
Symbol GHS06
GHS06		 Signal Word Danger

 Names

Name 2,4-Dichlorothieno[2,3-d]pyrimidine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 274.8±22.0 °C at 760 mmHg
Molecular Formula C6H2Cl2N2S
Molecular Weight 205.064
Flash Point 120.0±22.3 °C
Exact Mass 203.931580
PSA 54.02000
LogP 3.78
Vapour Pressure 0.0±0.5 mmHg at 25°C
Index of Refraction 1.715

 Safety Information

Symbol GHS06
GHS06
Signal Word Danger
Hazard Statements H301-H319
Precautionary Statements P301 + P310-P305 + P351 + P338
Hazard Codes Xi
Risk Phrases 36
Safety Phrases 26
RIDADR 2811
Packaging Group Ⅲ
HS Code 2934999090

 Synthetic Route

Thieno[2,3-d]pyrimidine-2,4-diol structure

Thieno[2,3-d]py...

CAS#:18740-38-0

~84%

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

2,4-Dichlorothi...

CAS#:18740-39-1

Literature: Heffron, Timothy P.; Wei, Binqing; Olivero, Alan; Staben, Steven T.; Tsui, Vickie; Do, Steven; Dotson, Jennafer; Folkes, Adrian J.; Goldsmith, Paul; Goldsmith, Richard; Gunzner, Janet; Lesnick, John; Lewis, Cristina; Mathieu, Simon; Nonomiya, Jim; Shuttleworth, Stephen; Sutherlin, Daniel P.; Wan, Nan Chi; Wang, Shumei; Wiesmann, Christian; Zhu, Bing-Yan Journal of Medicinal Chemistry, 2011 , vol. 54, # 22 p. 7815 - 7833
methyl2-aminothiophene-3-carboxylate structure

methyl2-aminoth...

CAS#:4651-81-4

~%

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

2,4-Dichlorothi...

CAS#:18740-39-1

Literature: Comptes Rendus des Seances de l'Academie des Sciences, Serie C: Sciences Chimiques, , vol. 266, p. 128 - 130
2-Amino-3-cyanothiophene structure

2-Amino-3-cyano...

CAS#:4651-82-5

Diphosgene structure

Diphosgene

CAS#:503-38-8

~19%

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

2,4-Dichlorothi...

CAS#:18740-39-1

Literature: Roecker, Anthony J.; Mercer, Swati P.; Harrell, C. Meacham; Garson, Susan L.; Fox, Steven V.; Gotter, Anthony L.; Prueksaritanont, Thomayant; Cabalu, Tamara D.; Cui, Donghui; Lemaire, Wei; Winrow, Christopher J.; Renger, John J.; Coleman, Paul J. Bioorganic and Medicinal Chemistry Letters, 2014 , vol. 24, # 9 p. 2079 - 2085
2-chloro-3H-thieno[2,3-d]pyrimidin-4-one structure

2-chloro-3H-thi...

CAS#:56844-43-0

~%

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

2,4-Dichlorothi...

CAS#:18740-39-1

Literature: Bulletin de la Societe Chimique de France, , p. 592 - 597

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

2,4-Dichlorothieno[2,3-d]pyrimidine
2,4-Dichlor-thieno<pyrimidin
Thieno[2,3-d]pyrimidine, 2,4-dichloro-
2,4,5-TRIMETHYL-3-OXAZOLINE
2,4-dichlorothieno<2,3-d>pyrimidine
QC-152
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Chemsrc provides 2,4-Dichlorothieno[2,3-d]pyrimidine(CAS#:18740-39-1) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of 2,4-Dichlorothieno[2,3-d]pyrimidine are included as well.>> amp version: 2,4-Dichlorothieno[2,3-d]pyrimidine

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