2,4-Dichloro-5,7-dihydrothieno(3,4-d)pyrimidine
2,4-Dichloro-5,7-dihydrothieno(3,4-d)pyrimidine (CAS 74901-71-6) supplier Zemixal: C6H4Cl2N2S, COA and SDS with every lot, worldwide shipping.
About 2,4-Dichloro-5,7-dihydrothieno(3,4-d)pyrimidine
Zemixal supplies 2,4-Dichloro-5,7-dihydrothieno(3,4-d)pyrimidine within its pharma Intermediates & Building Blocks portfolio. Key data: CAS 74901-71-6, formula C6H4Cl2N2S and molar mass 207.08 g/mol.
Common uses in the lab and plant
- Organic synthesis
- API synthesis
Handling and storage
Classified under GHS with signal word Warning and hazard statements H302+H312+H332, H302, H315 and H319. Read the SDS before first use.
Order it in 100 mg, 250 mg, 1 g and 5 g packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Organic synthesis
- API synthesis
Applications
Specifications and identifiers
| Product name | 2,4-Dichloro-5,7-dihydrothieno(3,4-d)pyrimidine |
|---|---|
| Catalogue number | ZX-040607 |
| CAS number | 74901-71-6 |
| IUPAC name | 2,4-dichloro-5,7-dihydrothieno[3,4-d]pyrimidine |
| Molecular formula | C6H4Cl2N2S |
| Molar mass | 207.08 g/mol |
| Exact mass | 205.9472 |
| XLogP3 | 2.2 |
| H-bond donors / acceptors | 0 / 3 |
| Topological polar surface area | 51.1 Ų |
| HS code | 2933 |
| InChIKey | YSADLUWHNVZEJK-UHFFFAOYSA-N |
| SMILES | C1C2=C(CS1)N=C(N=C2Cl)Cl |
| PubChem CID | 72207289 |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302+H312+H332Harmful if swallowed, in contact with skin or if inhaled
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 100 mg | Quoted on request | |
| 250 mg | Quoted on request | |
| 1 g | Quoted on request | |
| 5 g | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about 2,4-Dichloro-5,7-dihydrothieno(3,4-d)pyrimidine
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