3,6-Dichlorobenzo[b]thiophene CAS 21211-21-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21211-21-2 |
| Molecular Formula | C8H4Cl2S |
| Molecular Weight | 203.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,6-Dichlorobenzo[b]thiophene (CAS 21211-21-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H4Cl2S. Molecular weight: 203.09 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H4Cl2S |
| Molecular Weight | 203.09 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Dichlorobenzo Standards
- 1,3-Dichlorobenzo[c]thiophene (CAS 136132-54-2)
- 4,7-Dichlorobenzo[b]thiophene (CAS 318463-07-9)
- 6,7-Dichlorobenzo[b]thiophene (CAS 439083-10-0)
- 5,7-Dichlorobenzo[d]isoxazol-3-amine (CAS 16263-60-8)
- 5,6-Dichlorobenzo[d]oxazol-2-amine (CAS 64037-12-3)
- 5,6-Dichlorobenzo[d]oxazol-2(3H)-one (CAS 5285-41-6)
- 5,7-Dichlorobenzo[c][1,2,5]oxadiazol-4-amine (CAS 330982-41-7)
- 5,7-Dichlorobenzo[d]isoxazol-3(2H)-one (CAS 66571-27-5)
Recommended Standards
- 2,5-Bis(trifluoromethyl)-1H-pyrrole (CAS 220072-95-7)
- 2,3-Dichloro-1-benzothiophene (CAS 5323-97-7)
- (4-Nitrophenyl)phosphonic acid (CAS 2175-86-2)
- tert-Butyl ((1S,2R,4R)-7-azabicyclo[2.2.1]heptan-2-yl)carbamate hydrochloride (CAS 1909287-31-5)
- 2-Fluoroethyl benzenesulfonate (CAS 383-51-7)
- 2-[4-(pyridin-2-ylmethoxy)phenyl]acetonitrile (CAS 1017037-58-9)
- (3-Amino-1H-pyrazol-4-yl)thiophen-2-ylmethanone (CAS 96219-87-3)
- (5-Cyano-2-methylthiophen-3-yl)boronic acid (CAS 1310384-25-8)
- (4-Bromophenoxy)tris(1-methylethyl)silane 1-Bromo-4-[[tris(1-methylethyl)silyl]oxy]benzene 1-Bromo-4-triisopropylsilyloxybenzene 193966-77-7 4-Bromophenoxytriisopropylsilane (CAS 193966-77-7)
- MCH-Gene-Overprinted-Polypeptide-14 (rat) (H-4746.0500) (CAS 182917-44-8)
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