2,2'-(3-Bromo-4-methylthiophene-2,5-diyl)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane) CAS 1256360-34-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1256360-34-5 |
| Molecular Formula | C17H27B2BrO4S |
| Molecular Weight | 428.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,2'-(3-Bromo-4-methylthiophene-2,5-diyl)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane) (CAS 1256360-34-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H27B2BrO4S. Molecular weight: 428.98 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H27B2BrO4S |
| Molecular Weight | 428.98 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- Sotagliflozin-D4 (CAS 1018899-04-1 (unlabeled))
- Isopropyl 2-(((Z)-4-((1R,2R,3R,5R)-5-chloro-2-((S,E)-3-cyclohexyl-3-hydroxyprop-1-en-1-yl)-3-hydroxycyclopentyl)but-2-en-1-yl)oxy)acetate (CAS 154927-31-8)
- Hydrazinecarbodithioicacid,(1-methylethylidene)-,methylester,palladiumcomplex (CAS 82468-04-0)
- 2-((Allyloxy)methyl)-6-nitro-2,3-dihydroimidazo[2,1-b]oxazole (CAS 127692-20-0)
- 5-Methoxy-1,3-benzodioxole (CAS 7228-35-5)
- tert-butyl N-(4-amino-1-phenylbutan-2-yl)carbamate (CAS 159025-91-9)
- 2-(2-Amino-4-methylphenyl)acetonitrile (CAS 861068-42-0)
- 2-Cyclopropoxy-4-isopropyl-1-methylbenzene (CAS 1243395-55-2)
- Apremilast Impurity 114 (CAS CATO-C4X-1009114)
- Hepcidin/LEAP-1 (Human); Liver-Expressed Antimicrobial Peptide (CAS 342790-21-0)
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