4-[(4-Chlorophenyl)sulfanyl]benzaldehyde CAS 137736-07-3
| CAS No. | 137736-07-3 |
| Molecular Formula | C13H9ClOS |
| Molecular Weight | 248.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-[(4-Chlorophenyl)sulfanyl]benzaldehyde.
4-[(4-Chlorophenyl)sulfanyl]benzaldehyde (CAS 137736-07-3), molecular formula C13H9ClOS and molecular weight 248.73 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-[(4-Chlorophenyl)sulfanyl]benzaldehyde (C13H9ClOS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 248.73 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 4-[(4-Chlorophenyl)sulfanyl]benzaldehyde 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 | C13H9ClOS |
| Molecular Weight | 248.73 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1996 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 4-((2-Chlorophenyl)thio)benzaldehyde (CAS 1065075-42-4)
- 2-[(4-Chlorophenyl)sulfanyl]benzaldehyde (CAS 107572-07-6)
- (2E)-1-(3-Chlorophenyl)-3-(thiophen-2-yl)prop-2-en-1-one (CAS 1222540-09-1)
- (2E)-1-(2-Chlorophenyl)-3-(thiophen-2-yl)prop-2-en-1-one (CAS 15854-23-6)
- 3-(3-Chlorophenyl)-1-(2-thienyl)-2-propen-1-one (CAS 18003-31-1)
- (2E)-3-(3-Chlorophenyl)-1-(thiophen-2-yl)prop-2-en-1-one (CAS 79442-36-7)
- (2E)-3-(4-Chlorophenyl)-1-(thiophen-2-yl)prop-2-en-1-one (CAS 79442-37-8)
- 1-(4-Chlorophenyl)-3-(thiophen-2-yl)prop-2-en-1-one (CAS 6028-91-7)
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Why CATO?
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