[1,3]Dioxolo[4',5':4,5]benzo[1,2-d]thiazole CAS 267-98-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 267-98-1 |
| Molecular Formula | C8H5NO2S |
| Molecular Weight | 179.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies [1,3]Dioxolo[4',5':4,5]benzo[1,2-d]thiazole (CAS 267-98-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H5NO2S. Molecular weight: 179.20 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H5NO2S |
| Molecular Weight | 179.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dioxolo Standards
- 3-([1,3]Dioxolo[4,5-b]pyridin-6-yl)propan-1-amine (CAS 1260670-93-6)
- [1,3]Dioxolo[4,5-f]isobenzofuran-5(7H)-one (CAS 4792-36-3)
- 2-([1,3]Dioxolo[4,5-b]pyridin-6-yl)acetic acid (CAS 1260664-07-0)
- 6H-[1,3]Dioxolo[4,5-e]isoindol-8(7H)-one (CAS 18550-46-4)
- 5H-[1,3]dioxolo[4,5-f]indol-7-amine (CAS 1443285-84-4)
- [1,3]Dioxolo[4,5-b]quinoxaline (CAS 856768-04-2)
- [1,3]Dioxolo[4,5-g]cinnoline (CAS 269-52-3)
- [1,3]Dioxolo[4,5-g]quinazoline (CAS 269-53-4)
Recommended Standards
- (E)-3-(2-Ethynylthiazol-4-yl)acrylic acid (CAS 2786829-48-7)
- 1-(Pyridin-3-yl)-1H-tetrazole-5-thiol (CAS 62770-11-0)
- (E)-2-cyano-3-(thiophen-2-yl)acrylic acid (CAS 58177-53-0)
- 4-Amino-6-(difluoromethyl)-5-iodonicotinoyl chloride (CAS 1803673-90-6)
- N-(2-(1-Trityl-1H-imidazol-4-yl)ethyl)formamide (CAS 89912-16-3)
- Cilastatin Impurity 21 (CAS 75885-58-4)
- Ethyl 11(E)-eicosenoate (CAS 2692622-85-6)
- ethyl 2-amino-3-(4-chlorophenyl)-3-hydroxypropanoate hydrochloride (CAS 2031259-14-8)
- 2-Aminopteridin-6(5H)-one (CAS 531-66-8)
- Tirzepatide Impurity 44 (CAS CATO-C4X-324044)
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