(2,3-Dihydrothieno[3,4-b][1,4]dioxin-5-yl)boronic Acid Pinacol Ester CAS 250726-93-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 250726-93-3 |
| Molecular Formula | C12H17BO4S |
| Molecular Weight | 268.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2,3-Dihydrothieno[3,4-b][1,4]dioxin-5-yl)boronic Acid Pinacol Ester (CAS 250726-93-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H17BO4S. Molecular weight: 268.14 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H17BO4S |
| Molecular Weight | 268.14 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Sulfur Atoms | 1 |
Related Dihydrothieno Standards
- 1-(4,6-Dihydrothieno[3,4-b]thien-2-yl)-2-ethyl-1-hexanone (CAS 1194605-72-5)
- 1-(4-Oxo-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)pyrrolidine-3-carboxylic acid (CAS 1774904-75-4)
- 2-(6,7-Dihydrothieno[3,2-c]pyridin-5(4H)-yl)-1-(1-methyl-1H-pyrrol-2-yl)ethan-1-one (CAS 1281187-66-3)
- 2-(6,7-Dihydrothieno[3,2-c]pyridin-5(4h)-yl)-6-fluorobenzonitrile (CAS 1241255-45-7)
- (6,7-Dihydrothieno[3,2-c]pyridin-5(4H)-yl)(piperidin-2-yl)methanone (CAS 1103140-44-8)
- (2,3-Dihydrothieno[3,4-b][1,4]dioxin-5-yl)(phenyl)methanol (CAS 1284059-61-5)
- 2-Phenyl-5,7-dihydrothieno[3,4-d]pyrimidine 6,6-dioxide (CAS 1447827-81-7)
- 3-Phenyl-5,6-dihydrothieno[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 21004-33-1)
Recommended Standards
- 3-(4,5-Dichloro-2-methylphenoxymethyl)pyridine (CAS 1881296-16-7)
- [1-(Difluoromethyl)-2,2-difluoro-1-hydroxyethyl]phosphonic acid diethyl ester (CAS 679-36-7)
- 4-Chloro-3-cyano-5-mercaptobenzene-1-sulfonyl chloride (CAS 1807211-78-4)
- 1-(3-Chlorophenyl)isoquinoline-3-carboxylic acid (CAS 89242-14-8)
- 2-Bromophenyl-dl-alanine (CAS 30163-16-7)
- 9,10-Dimethyl-9,10-dihydro-9,10-ethanoanthracene-2,3,6,7-tetraol (CAS 95156-77-7)
- 1-(4-Hydroxy-2-methylphenyl)butan-1-one (CAS 104174-31-4)
- 1-Butoxy-N,N,N-trimethyl-1-oxohexadecan-2-aminium bromide (CAS 10566-99-1)
- 3-(Chloromethyl)benzaldehyde (CAS 77072-00-5)
- Tirzepatide Impurity 14 (CAS CATO-C4X-324014)
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