≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at -20°C,Argon charged,Desiccated Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Canonical Smiles | CC1=NC2=C(C(=N1)Cl)SC=C2 |
|---|---|
| IUPAC Name | 4-chloro-2-methylthieno[3,2-d]pyrimidine |
| InChIKey | OSAOHHSXWALXET-UHFFFAOYSA-N |
| INCHI | 1S/C7H5ClN2S/c1-4-9-5-2-3-11-6(5)7(8)10-4/h2-3H,1H3 |
| Isomeric SMILES | CC1=NC2=C(C(=N1)Cl)SC=C2 |
| WGK Germany | 3 |
| PubChem CID | 22674459 |
| Molecular Weight | 184.65 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organoheterocyclic compounds |
| Class | Thienopyrimidines |
| Subclass | Not available |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Thienopyrimidines |
| Alternative Parents | Halopyrimidines Aryl chlorides Thiophenes Heteroaromatic compounds Azacyclic compounds Organonitrogen compounds Organochlorides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteropolycyclic compounds |
| Substituents | Thienopyrimidine - Halopyrimidine - Pyrimidine - Aryl halide - Aryl chloride - Heteroaromatic compound - Thiophene - Azacycle - Organic nitrogen compound - Hydrocarbon derivative - Organonitrogen compound - Organochloride - Organohalogen compound - Aromatic heteropolycyclic compound |
| Description | This compound belongs to the class of organic compounds known as thienopyrimidines. These are heterocyclic compounds containing a thiophene ring fused to a pyrimidine ring. Thiophene is 5-membered ring consisting of four carbon atoms and one sulfur atom. Pyrimidine is a 6-membered ring consisting of four carbon atoms and two nitrogen centers at the 1- and 3- ring positions. |
| External Descriptors | Not available |
| Sensitivity | Moisture sensitive |
|---|---|
| Molecular Weight | 184.650 g/mol |
| XLogP3 | 2.700 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 183.986 Da |
| Monoisotopic Mass | 183.986 Da |
| Topological Polar Surface Area | 54.000 Ų |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Complexity | 155.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
![4-chloro-2-methylthieno[3,2-d]pyrimidine - ≥97% CAS No(319442-16-5) by Aladdin Scientific](https://www.aladdinsci.com/media/catalog/product/cache/207e23213cf636ccdef205098cf3c8a3/C/7/C769766.jpg)
I2511628