1,3-Bis(methylsulfonyl)benzene CAS 22821-85-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 22821-85-8 |
| Molecular Formula | C8H10O4S2 |
| Molecular Weight | 234.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,3-Bis(methylsulfonyl)benzene (CAS 22821-85-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H10O4S2. Molecular weight: 234.29 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H10O4S2 |
| Molecular Weight | 234.29 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Sulfur Atoms | 2 |
Related Bis Standards
- 4-(2-(Methylsulfonyl)propanoyl)piperazin-2-one (CAS 1427658-57-8)
- 4-(Methylsulfonyl)-1-naphthaldehyde (CAS 282728-19-2)
- 5-(2-(Methylsulfonyl)propan-2-yl)-1,2,4-oxadiazole-3-carboxylic acid (CAS 1340426-03-0)
- 2-((1-Methyl-4-(methylsulfonyl)-1H-pyrazol-5-yl)oxy)acetic acid (CAS 1708169-80-5)
- 3-(Methylsulfonyl)azetidine-1-sulfonyl chloride (CAS 2301034-36-4)
- 2-(Methylsulfonyl)-N-((5-methylthiophen-2-yl)methyl)ethan-1-amine (CAS 1178475-88-1)
- 2-(methylsulfonyl)-4-(pyridin-3-yl)pyrimidine (CAS 637354-25-7)
- 5-(Methylsulfonyl)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-amine (CAS 1018567-55-9)
Recommended Standards
- 1,2-Diphenylpent-4-yn-1-one (CAS 38940-37-3)
- 1,5-Diphenylpenta-2,4-dien-1-one (CAS 614-57-3)
- 1-(tert-Butoxycarbonyl)-1,2,3,4-tetrahydro-1,8-naphthyridine (CAS 335030-36-9)
- p-Xylylenebis(triphenylphosphonium bromide) (CAS 40817-03-6)
- Methyl 1-(hydroxymethyl)-1h-pyrazole-3-carboxylate (CAS 1001519-16-9)
- (R)-2-Amino-1-(3-chloro-phenyl)-ethanol hydrochloride (CAS 169032-01-3)
- 7-Bromo-8-fluoro-3,4-dihydrobenzo[f][1,4]oxazepin-5(2H)-one (CAS 1564451-53-1)
- (R)-2-((1-(tert-Butoxycarbonyl)piperidin-3-yl)amino)acetic acid (CAS 1353994-86-1)
- Ethyl 2-(6-hydroxy-1-oxo-1,2,3,4-tetrahydronaphthalen-2-yl)acetate (CAS 105806-38-0)
- Semaglutide impurity 255 (CAS CATO-C4X-2226255)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com