Home > Pharmaceutical Standards > 3-Acetyl-2,5-dichlorothiophene (36157-40-1)
3-Acetyl-2,5-dichlorothiophene CAS 36157-40-1
Purity 97%+ In Stock Pharmaceutical Standards
CAS No. 36157-40-1
Molecular Formula C6H4Cl2OS
Molecular Weight 195.07 g/mol
Category Pharmaceutical Standards / API Standards
Availability In Stock
Description CATO supplies 3-Acetyl-2,5-dichlorothiophene (CAS 36157-40-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H4Cl2OS. Molecular weight: 195.07 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties Molecular Formula C6H4Cl2OS Molecular Weight 195.07 g/mol Purity 97%+ Storage Store at 2-8°C, keep tightly closed to prevent evaporation Solubility (reference) Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) Stability May oxidize slowly on prolonged air exposure Degree of Unsaturation (DBE) 4.0 UV Absorption UV-absorbing Structural Features Aromatic ring present CAS Registry Year (est.) 1967 Halogen Content Cl-containing Sulfur Atoms 1
Related Acetyl Standards 4,5-Dichlorothiophene-3-carboxylic acid (CAS 123418-70-2) 2,4-Dichlorothiophene-3-carboxylic acid (CAS 1934940-61-0) 2,5-dichlorothiophene-3-carbaldehyde (CAS 61200-60-0) 3,4-Dichlorothiophene 1,1-dioxide (CAS 52819-14-4) 3,5-Dichlorothiophene-2,4-dicarbaldehyde (CAS 1823800-83-4) 2,5-Dichlorothiophene-3,4-dicarbaldehyde (CAS 55581-76-5) 4,5-Dichlorothiophene-2,3-dicarbaldehyde (CAS 89465-82-7) 3,4-Dichlorothiophene-2-carbaldehyde (CAS 67482-50-2)
Recommended Standards 3,4,5,6-Tetrafluoropicolinic acid (CAS 21550-66-3) 3-Chloro-4-methylthiophene-2-carbonyl chloride (CAS 690632-13-4) 2-chloro-4-methylthiophene-3-carbonyl chloride (CAS 85345-23-9) 3-chloro-2,5-diiodo-thiophene (CAS 2250242-07-8) 6226-79-5
T1C2UGS05F
Ponceau S
C.I. Acid Red 112, tetrasodium salt (8CI)
2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-((2-sulfo-4-((4-sulfophenyl)azo)phenyl)azo)-, tetrasodium salt
Tetrasodium 3-hydroxy-4-(2-sulphonato-4-(4-sulphonatophenylazo)phenylazo)naphthalene-2,7-disulphonate
2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2-(2-sulfo-4-(2-(4-sulfophenyl)diazenyl)phenyl)diazenyl)-, sodium salt (1:4)
C.I. 27195
C.I. Acid Red 112
EINECS 228-319-2
2-Hydroxy-1-((4((4-sulfophenyl)azo)-2-sulfophenyl)azo)naphthalene-3,6-disulfonic acid, tetrasodium salt
NSC 16216
Ponceau S Extra
Ponceau Red S
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