Pyrimido[4,5-d]pyrimidine-2(1H)-thione,3,4-dihydro-7-methyl- (CAS 7403-34-1) — formula C7H8N4S, molecular weight 180.23; category organic chemicals.
Pyrimido[4,5-d]pyrimidine-2(1H)-thione,3,4-dihydro-7-methyl- (CAS 7403-34-1) is a chemical raw material in the organic chemicals category. Its molecular formula C7H8N4S comprises 7 C, 8 H, 4 N, 1 S atoms. Its molecular weight is about 180.23. Reported physicochemical data: LogP about 0.1. 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 | 7403-34-1 |
|---|---|
| Molecular Formula | C7H8N4S |
| Molecular Weight | 180.23 |
| LogP | 0.1 |
| Category | Organic Chemicals |
Pyrimido[4,5-d]pyrimidine-2(1H)-thione,3,4-dihydro-7-methyl- is a carbon-based organic compound with CAS registry number 7403-34-1 and molecular formula C7H8N4S (molecular weight 180.23), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 7403-34-1
Its molecular formula C7H8N4S comprises 7 C, 8 H, 4 N, 1 S atoms.
Also known as: Pyrimido[4,5-d]pyrimidine-2(1H)-thione,3,4-dihydro-7-methyl- · 维生素B1杂质
Category: organic chemicals
The CAS registry number of Pyrimido[4,5-d]pyrimidine-2(1H)-thione,3,4-dihydro-7-methyl- is 7403-34-1.
Molecular formula C7H8N4S, molecular weight 180.23.
It is also registered under: Pyrimido[4,5-d]pyrimidine-2(1H)-thione,3,4-dihydro-7-methyl-, 维生素B1杂质.
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 Pyrimido[4,5-d]pyrimidine-2(1H)-thione,3,4-dihydro-7-methyl- (CAS 7403-34-1), compiled from public chemistry databases.
| CAS Number | 7403-34-1 |
|---|---|
| PubChem CID | 3532633 |
| Molecular Formula | C7H8N4S |
| IUPAC Name | 7-methyl-3,4-dihydro-1H-pyrimido[4,5-d]pyrimidine-2-thione |
| Molecular Weight | 180.23 |
|---|---|
| XLogP3 | 0.1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 180.04696745 |
| Monoisotopic Mass | 180.04696745 |
| Topological Polar Surface Area | 81.9 |
| Heavy Atom Count | 12 |
7403-34-1; 7-methyl-3,4-dihydro-1H-pyrimido[4,5-d]pyrimidine-2-thione; NSC403099; Thiamine Impurity N1; DTXSID90393392; Thiamine /Vitamin B1 Impurity 44; NSC-403099; CS-0166209; 7-Methyl-3,4-dihydropyrimido[4,5-d]pyrimidine-2(1H)-thione; 7-methyl-3,4-dihydropyrimido[4,5-d]pyrimidine-2(6H)-thione? (Vitamin Impurity
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 维生素B1杂质