(3,4-Difluorophenyl)methanethiol CAS 666752-97-2
| CAS No. | 666752-97-2 |
| Molecular Formula | C7H6F2S |
| Molecular Weight | 160.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 160.18 g/mol gives (3,4-Difluorophenyl)methanethiol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(3,4-Difluorophenyl)methanethiol (CAS 666752-97-2) is a high-purity analytical reference standard with the molecular formula C7H6F2S and a molecular weight of 160.18 g/mol.
(3,4-Difluorophenyl)methanethiol (C7H6F2S) contains sulfur-containing functionality, fluorine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; 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), (3,4-Difluorophenyl)methanethiol 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 | C7H6F2S |
| Molecular Weight | 160.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| 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.) | 1985 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Difluorophenyl Standards
- (2,4-Difluorophenyl)methanethiol (CAS 170924-51-3)
- (2,3-Difluorophenyl)methanethiol (CAS 412950-51-7)
- (2,5-Difluorophenyl)methanethiol (CAS 886497-92-3)
- (2,6-Difluorophenyl)methanethiol (CAS 878204-82-1)
- (3,5-Difluorophenyl)methanethiol (CAS 358358-66-4)
- 2,6-Difluorophenyl isocyanate 1,3-difluoro-2-isocyanatobenzene 1-Isocyanato-2,6-difluorobenzene 2,6-Difluoro-1-isocyanato-benzene 65295-69-4 (CAS 65295-69-4)
- o-[(2,4-difluorophenyl)methyl]hydroxylamine (CAS 851180-94-4)
- (3,5-Difluorophenyl)(Difluoro)Borane (CAS 263243-18-1)
Recommended Standards
- 1-(4-Cyanophenyl)guanidine (CAS 5637-42-3)
- 1-(4-Methylphenyl)-1H-tetrazole (CAS 25109-04-0)
- 2-Methyl-3-(1H-pyrazol-5-yl)pyrazine (CAS 195447-81-5)
- 1-(phthalazin-1-yl)hydrazine (CAS 59275-69-3)
- 8-Methoxy-3-methyl-2-((2-methylbenzyl)thio)-3,5-dihydro-4H-pyrimido[5,4-b]indol-4-one (CAS 887208-30-2)
- N-{2-[(2,6-dimethylphenyl)amino]-2-oxoethyl}-2-(methylamino)acetamide hydrochloride (CAS 1172052-24-2)
- 2-Methylbenzene-1-Sulfonohydrazide (CAS 1342693-27-9)
- 4-(4-Chlorophenoxy)-3-fluorobenzonitrile (CAS 1153105-44-2)
- 5-Chloro-6-methoxypyridine-3-boronic acid pinacol ester, 97% (CAS 1083168-91-5)
- 2,4-Dichloro-3,5,6-trimethylphenol (CAS 6965-74-8)
- 5-NItro-2-pyrimidinol sodium salt (CAS 1185292-89-0)
- Fudosteine Impurity 71 (CAS CATO-C4X-144771)
- 1-(3-Methylbenzyl)-1H-benzo[c][1,2]thiazin-4(3H)-one 2,2-dioxide (CAS 1255783-92-6)
- Galanin Message Associated Peptide (44-59) amide (CAS 125455-59-6)
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