[2,2'-Bi(1,3-dithiolylidene)]-4-carbaldehyde CAS 68128-94-9
| CAS No. | 68128-94-9 |
| Molecular Formula | C7H4OS4 |
| Molecular Weight | 232.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
[2,2'-Bi(1,3-dithiolylidene)]-4-carbaldehyde (C7H4OS4) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system. Its physicochemical properties are representative of its class; 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).
[2,2'-Bi(1,3-dithiolylidene)]-4-carbaldehyde (CAS 68128-94-9), molecular formula C7H4OS4 and molecular weight 232.37 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures [2,2'-Bi(1,3-dithiolylidene)]-4-carbaldehyde under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H4OS4 |
| Molecular Weight | 232.37 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | 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.) | 1976 |
| Sulfur Atoms | 4 |
Related Bi Standards
- [2,2'-Bi(1,3-dithiolylidene)]-4,4',5,5'-tetracarbonitrile (CAS 55052-32-9)
- 4,4',4'',4'''-([2,2'-Bi(1,3-dithiolylidene)]-4,4',5,5'-tetrayl)tetrabenzonitrile (CAS 1356336-67-8)
- 4,4',4'',4'''-([2,2'-Bi(1,3-dithiolylidene)]-4,4',5,5'-tetrayl)tetrabenzaldehyde (CAS 1639134-02-3)
- 4,4’,4’’,4’’’-[[2,2’-Bi(1,3-dithiolylidene)]-4,4’,5,5’-tetrayl]tetrabenzoic Acid (CAS 1392413-73-8)
- 3,3',3'',3'''-([2,2'-Bi(1,3-dithiolylidene)]-4,4',5,5'-tetrayl)tetrabenzoicacid (CAS 2757729-91-0)
- 5,5',5'',5'''-([2,2'-Bi(1,3-dithiolylidene)]-4,4',5,5'-tetrayl)tetraisophthalic acid (CAS 2172997-02-1)
Recommended Standards
- (Difluoro(phenylthio)methyl)trimethylsilane (CAS 536975-49-2)
- 2,2-Dithiobis(thiazole) (CAS 20362-54-3)
- NU 9056 (CAS 1450644-28-6)
- 6-ethyl-3-methyl-2-sulfanyl-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 733015-18-4)
- methyl 3-amino-6-methylpyrazine-2-carboxylate (CAS 2032-84-0)
- methyl 3-chlorofuran-2-carboxylate (CAS 1872176-45-8)
- 1-(Azetidin-3-yl)-4-methylpiperazine hydrochloride (CAS 1190322-64-5)
- 2-Cyano-N-(4-ethylphenyl)acetamide (CAS 340304-99-6)
- 1-(3-amino-1-isopropyl-1H-pyrazol-4-yl)ethanone (CAS 1269440-48-3)
- (2-Formamidophenyl)boronic acid (CAS 1003042-86-1)
- (2E)-1-{[1,1'-Biphenyl]-4-yl}-3-(3,4-dimethoxyphenyl)prop-2-en-1-one (CAS 1629233-18-6)
- 5-(piperidin-3-ylmethyl)pyridin-2-amine (CAS 1337747-83-7)
- 4-(2-Hydroxy-2-phenylethyl)benzonitrile (CAS 67962-25-8)
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