1,3-Dihydrothieno[3,4-b]quinoxaline CAS 3138-80-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3138-80-5 |
| Molecular Formula | C10H8N2S |
| Molecular Weight | 188.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 1,3-Dihydrothieno[3,4-b]quinoxaline (CAS 3138-80-5) pharmaceutical standards reference standard. Molecular formula: C10H8N2S. Molecular weight: 188.25 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C10H8N2S |
| Molecular Weight | 188.25 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dihydrothieno Standards
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- 2,3-Dihydrothieno[3,4-b][1,4]dioxine-2-carboxylic acid (CAS 955373-67-8)
- (2,3-Dihydrothieno[3,4-b][1,4]dioxin-5-yl)boronic acid (CAS 1116093-39-0)
- 1-(2,3-Dihydrothieno[3,4-b][1,4]dioxin-5-yl)-N-methylmethanamine (CAS 859851-03-9)
- 3-(6,7-Dihydrothieno[3,2-c]pyridin-5(4H)-yl)propanenitrile (CAS 1016888-39-3)
- 3-Methyl-5,6-dihydrothieno[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 21004-30-8)
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Recommended Standards
- 1,10-Phenanthroline-d8 (CAS 90412-47-8)
- 1-Methanesulfonylpiperidine-4-carbonitrile (CAS 438630-74-1)
- 1-(Benzo[b]thiophen-3-yl)prop-2-yn-1-ol (CAS 847547-29-9)
- 4-(4-Bromophenyl)-4-(methoxymethoxy)cyclohexanone (CAS 1523365-96-9)
- 2-(2-Chloro-6-fluorophenyl)-2-(pyrrolidin-1-yl)ethan-1-amine (CAS 927976-52-1)
- [Asu1,6,Arg8] Vasopressin (CAS 40944-53-4)
- 8-Ethoxy-5-methoxy-[1,2,4]triazolo[1,5-c]pyrimidin-2-amine (CAS 219715-67-0)
- 1-(3-methyloxetan-3-yl)propan-1-ol (CAS 2092509-38-9)
- 4-Bromo-1-isobutyl-3-(isopropoxymethyl)-1H-pyrazole (CAS 1856074-01-5)
- Des-[Ser]8-Liraglutide (CAS CATO-C4X-199233)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com