4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine

Modify Date: 2026-07-06 10:44:43

4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine Structure
4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine structure
Common Name 4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine
CAS Number 40493-18-3 Molecular Weight 224.710
Density 1.4±0.1 g/cm3 Boiling Point 377.2±37.0 °C at 760 mmHg
Molecular Formula C10H9ClN2S Melting Point N/A
MSDS N/A Flash Point 181.9±26.5 °C

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.4±0.1 g/cm3
Boiling Point 377.2±37.0 °C at 760 mmHg
Molecular Formula C10H9ClN2S
Molecular Weight 224.710
Flash Point 181.9±26.5 °C
Exact Mass 224.017502
PSA 54.02000
LogP 3.48
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.688
InChIKey PRNJDUCSVXTOTN-UHFFFAOYSA-N
SMILES Clc1ncnc2sc3c(c12)CCCC3

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

HS Code 2934999090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~48%

4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine Structure

4-Chloro-5,6,7,...

CAS#:40493-18-3

Learn More
Literature: Yamaguchi, Hitoshi; Ishikawa, Fumiyoshi Chemical and Pharmaceutical Bulletin, 1982 , vol. 30, # 1 p. 326 - 332

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4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine Structure

4-Chloro-5,6,7,...

CAS#:40493-18-3

Learn More
Literature: Nirogi, Ramakrishna V.S.; Kambhampati, Sastri Rama; Kothmirkar, Prabhakar; Arepalli, Sobhanadri; Pamuleti, Narasimha Reddy G.; Shinde, Anil K.; Dubey Synthetic Communications, 2011 , vol. 41, # 19 p. 2835 - 2851

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4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine Structure

4-Chloro-5,6,7,...

CAS#:40493-18-3

Learn More
Literature: NIMBUS IRIS, INC.; ROMERO, Donna L.; WESSEL, Matthew David; ROBINSON, Shaughnessy; GREENWOOD, Jeremy Robert; WATTS, Karl Shawn; FRYE, Leah Lynn; HARRIMAN, Geraldine C.; CORIN, Alan Franklin; MASSE, Craig Patent: WO2012/97013 A1, 2012 ; WO 2012/097013 A1

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4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine Structure

4-Chloro-5,6,7,...

CAS#:40493-18-3

Learn More
Literature: Miyashita, Akira; Fujimoto, Katsuhiro; Okada, Tomomi; Higashino, Takeo Heterocycles, 1996 , vol. 42, # 2 p. 691 - 699

~%

4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine Structure

4-Chloro-5,6,7,...

CAS#:40493-18-3

Learn More
Literature: Yamaguchi, Hitoshi; Ishikawa, Fumiyoshi Chemical and Pharmaceutical Bulletin, 1982 , vol. 30, # 1 p. 326 - 332

~%

4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine Structure

4-Chloro-5,6,7,...

CAS#:40493-18-3

Learn More
Literature: Yamaguchi, Hitoshi; Ishikawa, Fumiyoshi Chemical and Pharmaceutical Bulletin, 1982 , vol. 30, # 1 p. 326 - 332

~0%

4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine Structure

4-Chloro-5,6,7,...

CAS#:40493-18-3

Detail Learn More
Literature: Yamaguchi, Hitoshi; Ishikawa, Fumiyoshi Chemical and Pharmaceutical Bulletin, 1982 , vol. 30, # 1 p. 326 - 332

~%

4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine Structure

4-Chloro-5,6,7,...

CAS#:40493-18-3

Learn More
Literature: Jain, Kishor S.; Khedkar, Vijay M.; Arya, Nikhilesh; Rane, Prasad V.; Chaskar, Pratip K.; Coutinho, Evans C. European Journal of Medicinal Chemistry, 2014 , vol. 77, p. 166 - 175

~97%

4-Chloro-5,6,7,8-Tetrahydrobenzo[4,5]Thieno[2,3-D]Pyrimidine Structure

4-Chloro-5,6,7,...

CAS#:40493-18-3

Learn More
Literature: Perspicace, Enrico; Hesse, Stephanie; Kirsch, Gilbert; Yemloul, Mehdi; Lecomte, Claude Journal of Heterocyclic Chemistry, 2009 , vol. 46, # 3 p. 459 - 464

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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

 Bioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: A screen for compounds that inhibit cell wall-associated teichoic acid synthesis in S...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: N/A
External Id: HMS704
Name: Discovery of Small Molecules to Inhibit Human Cytomegalovirus Nuclear Egress
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: HCMV UL50
External Id: HMS1262
Name: Chemical Probes of Kaposi's Sarcoma Herpes Virus Latent Infection
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: ORF 73 [Human herpesvirus 8 type M]
External Id: HMS791
Name: High-throughput screen for inhibitors of the GIV GBA-motif interaction with Galpha-i ...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
External Id: HMS1303
Name: A screen for compounds that inhibit the activity of LtaS in Staphylococcus aureus
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
External Id: HMS979
Name: Alphascreen assay for small molecules abrogating mHTT-CaM Interaction
Source: 24983
Target: Huntingtin
External Id: KUHTS-Muma KU-CaM-Htt INH-01
Name: Cell-based high throughput primary assay to identify activators of GPR151
Source: The Scripps Research Institute Molecular Screening Center
Target: RecName: Full=G-protein coupled receptor 151; AltName: Full=G-protein coupled receptor PGR7; AltName: Full=GPCR-2037; AltName: Full=Galanin receptor 4; AltName: Full=Galanin-receptor-like protein; Short=GalRL
External Id: GPR151_PHUNTER_AG_LUMI_1536_1X%ACT
Name: AlphaScreen-based biochemical high throughput primary assay to identify activators of...
Source: The Scripps Research Institute Molecular Screening Center
Target: N/A
External Id: FBW7_ACT_ALPHA_1536_1X%ACT PRUN
Name: AlphaScreen-based biochemical high throughput primary assay to identify inhibitors of...
Source: The Scripps Research Institute Molecular Screening Center
External Id: MITF_INH_Alpha_1536_1X%INH PRUN
Name: A screen for compounds that inhibit viral RNA polymerase binding and polymerization a...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: Chain A, Poliovirus Polymerase With Gtp
External Id: HMS750
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

4-Chloro-5,6,7,8-tetrahydro-benzo[4,5]thieno[2,3-d]pyrimidine
4-chloro-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidine
4-Chloro-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the English name of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine?
A: The English name of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine is 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine.
Q: What is the polar surface area (PSA) of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine?
A: Polar surface area (PSA) of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine is 54.02000.
Q: What English synonyms does 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine have?
A: English synonyms of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine: 4-Chloro-5,6,7,8-tetrahydro-benzo[4,5]thieno[2,3-d]pyrimidine, 4-chloro-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidine, 4-Chloro-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine.
Q: What is the LogP of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine?
A: LogP of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine is 3.48.
Q: What is the InChIKey of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine?
A: InChIKey of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine is PRNJDUCSVXTOTN-UHFFFAOYSA-N.
Q: What is the molecular weight of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine?
A: Molecular weight of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine is 224.710.
Q: What is the molecular formula of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine?
A: Molecular formula of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine is C10H9ClN2S.
Q: What is the boiling point of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine?
A: Boiling point of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine is 377.2±37.0 °C at 760 mmHg.
Q: What is the CAS number of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine?
A: CAS number of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine is 40493-18-3.
Q: What is the SMILES notation of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine?
A: SMILES notation of 4-Chloro-5,6,7,8-tetrahydro-1-benzothieno[2,3-d]pyrimidine is Clc1ncnc2sc3c(c12)CCCC3.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
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