(3,5-Dichlorophenyl)(5-methylthiophen-2-yl)methanol CAS 1249138-57-5
| CAS No. | 1249138-57-5 |
| Molecular Formula | C12H10Cl2OS |
| Molecular Weight | 273.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (3,5-Dichlorophenyl)(5-methylthiophen-2-yl)methanol (CAS 1249138-57-5), a certified reference material (molecular formula C12H10Cl2OS, MW 273.18 g/mol) for analytical method development and quality control.
Structurally, (3,5-Dichlorophenyl)(5-methylthiophen-2-yl)methanol (C12H10Cl2OS) 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 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 273.18 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), (3,5-Dichlorophenyl)(5-methylthiophen-2-yl)methanol 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 | C12H10Cl2OS |
| Molecular Weight | 273.18 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Dichlorophenyl Standards
- (3,4-Dichlorophenyl)(5-methylthiophen-2-yl)methanol (CAS 1250544-44-5)
- [4-(2,4-Dichlorophenyl)-5-methyl-1,3-thiazol-2-yl]methanamine (CAS 643723-60-8)
- 1-[4-(2,4-dichlorophenyl)-1,3-thiazol-2-yl]ethan-1-amine (CAS 642929-57-5)
- 1-(2,4-dichlorophenyl)cyclohexane-1-carboxylic acid (CAS 1039952-20-9)
- N-(3,4-Dichlorophenyl)piperidine-2-carboxamide (CAS 1078791-28-2)
- n-(2,5-Dichlorophenyl)piperidine-2-carboxamide (CAS 1101852-03-2)
- 1-(3,4-Dichlorophenyl)cyclohexane-1-carboxylic acid (CAS 162733-00-8)
- Methyl 1-(3,4-dichlorophenyl)cyclopentane-1-carboxylate (CAS 1820705-22-3)
Recommended Standards
- (E)-N,N-Dimethyl-4-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)vinyl)aniline (CAS 1190375-91-7)
- 4-Chloro-2-(5-chlorothiophen-2-yl)-5-ethyl-6-methylpyrimidine (CAS 1174196-85-0)
- 2-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,4-tetrahydroisoquinoline (CAS 1251584-32-3)
- 5-(3,5-Dichlorobenzyl)-4-methylthiazol-2-amine (CAS 1154377-77-1)
- 2-(4-Benzyl-1-piperazinyl)nicotinic acid (CAS 247117-48-2)
- 1-(4-Chloro-2-fluorophenyl)-1H-1,2,3-triazole-4-carbaldehyde (CAS 1483769-03-4)
- 7-Deazaguanine (CAS 7355-55-7)
- 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-6-(trifluoromethyl)-1h-indole (CAS 955978-82-2)
- 1-(1-Methyl-2,3-dihydropyrido[3,4-b]pyrazin-4(1H)-yl)ethanone (CAS 138768-68-0)
- 4-(2,4-Difluorobenzenesulfonamido)butanoic acid (CAS 794553-83-6)
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- 4-(tert-Butyldimethylsilyloxy)methyl-3-methylphenylboronic acid (CAS 2377608-40-5)
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