2-methylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 21582-51-4) — formula C7H6N2OS, molecular weight 166.20; category organic chemicals.
2-methylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 21582-51-4) is a chemical raw material in the organic chemicals category. Its molecular formula C7H6N2OS comprises 7 C, 6 H, 2 N, 1 O, 1 S atoms. Its molecular weight is about 166.20. Reported physicochemical data: LogP about 0.7. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 21582-51-4 |
|---|---|
| Molecular Formula | C7H6N2OS |
| Molecular Weight | 166.20 |
| LogP | 0.7 |
| Category | Organic Chemicals |
2-methylthieno[2,3-d]pyrimidin-4(3H)-one is a carbon-based organic compound with CAS registry number 21582-51-4 and molecular formula C7H6N2OS (molecular weight 166.20), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 21582-51-4
Its molecular formula C7H6N2OS comprises 7 C, 6 H, 2 N, 1 O, 1 S atoms.
Also known as: 2-methylthieno[2,3-d]pyrimidin-4(3H)-one · 4-羟基-2-甲基噻吩[2,3-D]嘧啶
Category: organic chemicals
The CAS registry number of 2-methylthieno[2,3-d]pyrimidin-4(3H)-one is 21582-51-4.
Molecular formula C7H6N2OS, molecular weight 166.20.
It is also registered under: 2-methylthieno[2,3-d]pyrimidin-4(3H)-one, 4-羟基-2-甲基噻吩[2,3-D]嘧啶.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 2-methylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 21582-51-4), compiled from public chemistry databases.
| CAS Number | 21582-51-4 |
|---|---|
| PubChem CID | 1537065 |
| Molecular Formula | C7H6N2OS |
| IUPAC Name | 2-methyl-3H-thieno[2,3-d]pyrimidin-4-one |
| Molecular Weight | 166.20 |
|---|---|
| XLogP3 | 0.7 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 166.02008399 |
| Monoisotopic Mass | 166.02008399 |
| Topological Polar Surface Area | 69.7 |
| Heavy Atom Count | 11 |
2-methyl-3H,4H-thieno[2,3-d]pyrimidin-4-one; 2-methyl-3H,4H-thieno(2,3-d)pyrimidin-4-one; RefChem:475432; 985-941-3; 21582-51-4; 2-methylthieno[2,3-d]pyrimidin-4-ol; 2-methyl-3H-thieno[2,3-d]pyrimidin-4-one; 2-METHYLTHIENO[2,3-D]PYRIMIDIN-4(3H)-ONE; MFCD00706457; 2-Methyl-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine; SCHEMBL20659872; WAA58251; AKOS017343210; AB63792; AC-27674; AS-48655
| Notified hazard statements | H302 (100%), H315 (100%), H319 (100%), H335 (100%) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 4-羟基-2-甲基噻吩[2,3-D]嘧啶