Ethyl 4,6-(4-Methoxybenzylidene)-β-D-thiogalactopyranoside CAS 311797-19-0
| CAS No. | 311797-19-0 |
| Molecular Formula | C16H22O6S |
| Molecular Weight | 342.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 4,6-(4-Methoxybenzylidene)-β-D-thiogalactopyranoside (CAS 311797-19-0) is a high-purity analytical reference standard with the molecular formula C16H22O6S and a molecular weight of 342.41 g/mol.
Ethyl 4,6-(4-Methoxybenzylidene)-β-D-thiogalactopyranoside (C16H22O6S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Ethyl 4,6-(4-Methoxybenzylidene)-β-D-thiogalactopyranoside meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C16H22O6S |
| Molecular Weight | 342.41 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 2025 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- (E)-4-(5-(2-Methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 300826-68-0)
- (Z)-4-(5-(4-methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 614736-75-3)
- 4-(5-(3-Methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 381691-83-4)
- (E)-8-(4-methoxybenzylidene)-4-(trifluoromethyl)-5,6,7,8-tetrahydroquinazolin-2(3H)-one (CAS 318258-37-6)
- 2,6-Bis(4-methoxybenzylidene)cyclohexanone (CAS 6275-32-7)
- 2-(5-(2-Methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)pentanoic acid (CAS 300826-78-2)
- p-Methoxybenzylidene p-decylaniline (CAS 209683-41-0)
- 3-(4-Methoxybenzylidene)-5-(5,6,7,8-tetrahydronaphthalen-2-yl)furan-2(3H)-one (CAS 65406-85-1)
Recommended Standards
- Bis(phenylsulfonyl)sulfur dimide (CAS 667-20-9)
- Laurifoline(Sh) (CAS 7224-61-5)
- 6-(Dimethoxymethyl)-5-(naphthalen-1-ylmethyl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (CAS 21326-12-5)
- Methyl 4-bromo-2-(bromomethyl)-3-chlorobenzoate (CAS 2097013-73-3)
- 16790-33-3 4-Nitrophenyl 2-O-|A-D-Glucopyranosyl-|A-D-glucopyranoside 4-Nitrophenyl |A-Sophoroside (CAS 16790-33-3)
- Diisopropyl pyridine-2,6-dicarboxylate (CAS 51604-72-9)
- 5-Isopropyl-6-methoxynicotinaldehyde (CAS 1289162-38-4)
- (3-Methoxybenzyl)hydrazine hydrochloride (CAS 179108-95-3)
- 5-[4-(trifluoromethoxy)phenyl]thiophene-2-carboxylic acid (CAS 1039859-73-8)
- 2-(4-(Tert-butyl)cyclohexyl)propanoic acid (CAS 74626-50-9)
- 2-(5-amino-2-phenyl-1H-1,3-benzodiazol-1-yl)acetic acid (CAS 1517517-70-2)
- Methyl2-aminocyclohexanecarboxylate;hydrochloride (CAS 99419-70-2)
- n-Cyclooctyl-1h-imidazole-1-carboxamide (CAS 1087797-71-4)
- Insulin Degludec Impurity 27 (CAS CATO-C4X-215727)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com