5-Cyclopropylthiophene-3-carbonitrile CAS 1245643-73-5
| CAS No. | 1245643-73-5 |
| Molecular Formula | C8H7NS |
| Molecular Weight | 149.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C8H7NS, 5-Cyclopropylthiophene-3-carbonitrile contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 149.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 5-Cyclopropylthiophene-3-carbonitrile (CAS 1245643-73-5), a certified reference material (molecular formula C8H7NS, MW 149.21 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C8H7NS |
| Molecular Weight | 149.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| 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.) | 1990 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Cyclopropylthiophene Standards
- 4-Cyclopropylthiophene-3-carbonitrile (CAS 1482683-77-1)
- 4-Cyclopropylthiophene-2-carbonitrile (CAS 1823927-97-4)
- 5-Cyclopropylthiophene-2-carbonitrile (CAS 1823928-25-1)
- 2-Cyclopropylthiophene-3-carbonitrile (CAS 2654087-86-0)
- 4-Cyclopropylthiophene-3-carbaldehyde (CAS 1369114-08-8)
- 3-Cyclopropylthiophene-2-carbaldehyde (CAS 29481-31-0)
- 4-Cyclopropylthiophene-2-carbaldehyde (CAS 893738-62-0)
- 5-Cyclopropylthiophene-2-carbaldehyde (CAS 29481-26-3)
Recommended Standards
- (R)-3-(Methylsulfonyl)pyrrolidine (CAS 1234576-84-1)
- 4-Methylbenzo[d]isothiazole (CAS 1246021-75-9)
- 3-Aminotetrahydro-2H-thiopyran 1,1-dioxide (CAS 117593-43-8)
- 1-[1-(Methylsulfonyl)cyclopropyl]methanamine (CAS 1247133-65-8)
- 2-Formyl-6-methoxyphenyl 4-methylbenzenesulfonate (CAS 7740-04-7)
- [(4-Chlorophenyl)sulfanyl]formonitrile (CAS 3226-37-7)
- 2-(Carbamoylamino)-3-hydroxybutanoic acid (CAS 879552-80-4)
- 3-Iodo-2-methylthiophene (CAS 16494-34-1)
- 2-[2-[2-(2-Mercaptoethoxy)ethoxy]ethoxy]acetic Acid (CAS 200291-35-6)
- (Chloromethoxy)trimethylsilane (CAS 23586-77-8)
- 2-Chloro-5-(difluoromethyl)-6-hydroxynicotinaldehyde (CAS 1806007-20-4)
- 2-(Dimethylamino)quinoline-6-carboxylic acid (CAS 958333-03-4)
- 2-(2-Quinoxalinylthio)acetic Acid (CAS 69001-90-7)
- Semaglutide Impurity 160 (x TFA Salt) (CAS CATO-C4X-2226160)
Why CATO?
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