2-(5-Methyl-1,3,4-thiadiazol-2-yl)acetonitrile CAS 1469012-19-8
| CAS No. | 1469012-19-8 |
| Molecular Formula | C5H5N3S |
| Molecular Weight | 139.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(5-Methyl-1,3,4-thiadiazol-2-yl)acetonitrile (CAS 1469012-19-8), molecular formula C5H5N3S and molecular weight 139.18 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-(5-Methyl-1,3,4-thiadiazol-2-yl)acetonitrile (C5H5N3S) contains a nitrile group, sulfur-containing functionality. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 139.18 g/mol, it falls into the low-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), 2-(5-Methyl-1,3,4-thiadiazol-2-yl)acetonitrile 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 | C5H5N3S |
| Molecular Weight | 139.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- N-(1,3,4-Thiadiazol-2-yl)acetimidamide (CAS 132380-82-6)
- 1-(1,2,3-Thiadiazol-4-yl)cyclopropan-1-ol (CAS 1484217-24-4)
- 1-(4-Methyl-1,2,3-thiadiazol-5-yl)ethanone (CAS 231297-64-6)
- 1-(4-Methyl-1,2,5-thiadiazol-3-yl)ethanone (CAS 211429-90-2)
- 1-(1,3,4-Thiadiazol-2-yl)guanidine (CAS 111393-94-3)
- N-(1,2,4-Thiadiazol-5-yl)acetamide (CAS 857749-39-4)
- (5-Ethyl-1,3,4-thiadiazol-2-yl)methanamine (CAS 1126637-93-1)
- 1-(5-Methyl-1,3,4-thiadiazol-2-yl)ethan-1-amine (CAS 1368716-31-7)
Recommended Standards
- 2-(2-Aminothiazol-5-yl)acetonitrile (CAS 1393931-67-3)
- 2-(Amino(methylthio)methylene)malononitrile (CAS 18071-20-0)
- 2-Amino-5-methylthiazole-4-carbonitrile (CAS 1379308-53-8)
- 2-(2-Aminothiazol-4-yl)acetonitrile, 97% (CAS 220041-34-9)
- (2-Bromoethyl)benzene-d5 (CAS 35845-64-8)
- 4-Iodo-2-hydroxybenzaldehyde (CAS 38170-02-4)
- 4-(2-AMINOETHYL)BENZIMIDAMIDE (CAS 609345-80-4)
- N-(5-(5-Bromothiophen-2-yl)-1,3,4-oxadiazol-2-yl)-2-(thiophen-2-yl)acetamide (CAS 1021105-27-0)
- 4-(Isobutylamino)nicotinic acid (CAS 1507753-86-7)
- 1-bromo-8-ethyl-naphthalene (CAS 2206741-04-8)
- Piperidine Impurity 19 (CAS CATO-C4X-239919)
- Tert-butyl 4-cyano-4-(pyridin-4-yl)piperidine-1-carboxylate (CAS 167262-92-2)
- 2-Propenoic acid, 2-methyl-, polymer with butyl 2-propenoate and ethenylbenzene (CAS 25036-16-2)
- Semaglutide Impurity 133 (CAS CATO-C4X-2226133)
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