4,4-Dimethyl-1-[2-(trifluoromethoxy)phenyl]-1,4-dihydropyrimidine-2-thiol CAS 1142198-75-1
| CAS No. | 1142198-75-1 |
| Molecular Formula | C13H13F3N2OS |
| Molecular Weight | 302.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4,4-Dimethyl-1-[2-(trifluoromethoxy)phenyl]-1,4-dihydropyrimidine-2-thiol (C13H13F3N2OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine substitution. 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 302.32 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
4,4-Dimethyl-1-[2-(trifluoromethoxy)phenyl]-1,4-dihydropyrimidine-2-thiol (CAS 1142198-75-1) is a high-purity analytical reference standard with the molecular formula C13H13F3N2OS and a molecular weight of 302.32 g/mol.
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), 4,4-Dimethyl-1-[2-(trifluoromethoxy)phenyl]-1,4-dihydropyrimidine-2-thiol 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 | C13H13F3N2OS |
| Molecular Weight | 302.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dimethyl Standards
- 4,4-Dimethyl-1-[4-(trifluoromethoxy)phenyl]-1,4-dihydropyrimidine-2-thiol (CAS 1142213-36-2)
- 2-(4,8-Dimethyl-7-((2-methylallyl)oxy)-2-oxo-2h-chromen-3-yl)acetic acid (CAS 887833-29-6)
- Dimethyl 1-(2-isopropylphenyl)-1H-pyrazole-3,4-dicarboxylate (CAS 853348-92-2)
- Dimethyl 5-(((methylsulfonyl)oxy)methyl)isophthalate (CAS 1823431-36-2)
- 1-(1,3-Dimethyl-1H-pyrazol-4-yl)-2-mercapto-4-((1-methyl-1H-pyrazol-4-yl)methylene)-1H-imidazol-5(4H)-one (CAS 1005626-64-1)
- methyl 2,5-dimethyl-4-(piperazin-1-ylsulfonyl)-3-furoate (CAS 1087792-63-9)
- Bis(3,5-dimethyl-4-methoxyphenyl)phosphine (CAS 122708-97-8)
- 1-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-(5-(5-methylthiophen-2-yl)-1,3,4-oxadiazol-2-yl)ethan-1-one (CAS 1326902-46-8)
Recommended Standards
- 2-((6-Oxo-7,8,9,10-tetrahydro-6h-benzo[c]chromen-3-yl)oxy)butanoic acid (CAS 1092303-11-1)
- N-(3,4-Difluorophenyl)-2-(2-mercapto-4-oxo-4,5-dihydro-1,3-thiazol-5-yl)acetamide (CAS 1142207-31-5)
- 3-{4-methyl-7-[(2-methylprop-2-en-1-yl)oxy]-2-oxo-2H-chromen-6-yl}propanoic acid (CAS 1092298-03-7)
- 1-Benzyl-2-[difluoro(phenoxy)methyl]-4,5-dihydro-1H-imidazole (CAS 1069085-16-0)
- 7-Methylisobenzofuran-1(3H)-one (CAS 2211-84-9)
- Dimethyl Dodecanedioate (CAS 1731-79-9)
- (1-Butylpiperidin-4-yl)methanol (CAS 148703-15-5)
- 5-Bromo-2-(piperidin-4-yloxy)pyrimidine (CAS 792180-52-0)
- Pyrene-<SUP>13</SUP>C<SUB>16</SUB> (CAS 1228182-40-8)
- 4-(Pyrrolidin-3-yloxy)picolinonitrile (CAS 1343688-11-8)
- N,N-dimethyl-2-((4-methylbenzyl)sulfonyl)-5,6,7,8-tetrahydroquinazolin-4-amine (CAS 672951-65-4)
- Benzyl(phenyl)carbamic chloride (CAS 108749-74-2)
- 4224-70-8 6-BROMOCAPROIC ACID 6-Bromohexanoic acid AKOS BBB/450 AS03339 ATTERCOP-CHM AT113975 EPSILON-BROMO CAPROIC ACID HEXANOIC ACID, 6-BROMO- RARECHEM AL BO 0317 (CAS 4224-70-8)
- Tirzepatide Impurity 1 (CAS 2460751-66-8)
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