3,3',3'',4,4',4''-Hexamethyl-2,2':5',2''-terthiophene CAS 114224-82-7
Purity >95%In StockPharmaceutical Standards
| CAS No. | 114224-82-7 |
| Molecular Formula | C18H20S3 |
| Molecular Weight | 332.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3,3',3'',4,4',4''-Hexamethyl-2,2':5',2''-terthiophene (CAS 114224-82-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H20S3. Molecular weight: 332.55 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C18H20S3 |
| Molecular Weight | 332.55 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Sulfur Atoms | 3 |
Related Hexamethyl Standards
- 1,1,1,3,3,3-Hexamethyl-2,2-diphenyltrisilane (CAS 18549-83-2)
- 1,1,1,3,3,3-Hexamethyl-2-phenyl-2-(trimethylsilyl)trisilane (CAS 4235-65-8)
- 5356-84-3 1,1,1,5,5,5-Hexamethyl-3-((trimethylsilyl)oxy)-3-vinyltrisiloxane Trisiloxane, 3-ethenyl-1,1,1,5,5,5-hexamethyl-3-((trimethylsilyl)oxy)- EINECS 226-342-2 (CAS 5356-84-3)
- 1,4,7,10,13,16-hexamethyl-1,4,7,10,13,16-hexaazacyclooctadecane (CAS 79676-97-4)
- Ethyl 1,2,5,6,7,8-hexamethyl-3-thia-4-azatricyclo[3.3.0.02,6]oct-7-ene-4-carboxylate 3,3-dioxide (CAS 20089-09-2)
- 3-(1,1,1,5,5,5-Hexamethyl-3-((trimethylsilyl)oxy)trisiloxan-3-yl)propan-1-amine (CAS 25357-81-7)
- 1,1,3,3,5,5-Hexamethyl-1,5-diphenyltrisiloxane (CAS 17977-72-9)
- 4,4,8,8,12,12-Hexamethyl-8,12-dihydro-4H-benzo[9,1]quinolizino[3,4,5,6,7-defg]acridine (CAS 52066-63-4)
Recommended Standards
- Ethyl 6-bromo-4-chloro-7-fluoroquinoline-3-carboxylate (CAS 953803-84-4)
- 5-((5-Bromo-2-fluorobenzyl)amino)-4-chloropyridazin-3(2h)-one (CAS 1197543-53-5)
- Ethyl 7-bromo-4-chloro-6-fluoroquinoline-3-carboxylate (CAS 1956331-75-1)
- 5-(1h-Pyrazol-1-yl)pentanenitrile (CAS 1248790-67-1)
- 5-(N,N-diethylsulfamoyl)-1H-pyrazole-4-carboxylic acid (CAS 1231188-16-1)
- Carbuterol Acetate (CAS 1613439-57-8)
- 1-Bromo-2-methyl-4-(pentyloxy)benzene (CAS 1309932-76-0)
- 8-Fluoro-2-oxo-2H-chromene-4-carboxylic acid (CAS 1355181-58-6)
- Tert-butyl 4-cyano-3,3-dimethylpiperidine-1-carboxylate (CAS 1784586-80-6)
- C-Peptide (Proinsulin) (CAS 59112-80-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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