3-Methylisothiazol-4-amine CAS 53483-97-9
| CAS No. | 53483-97-9 |
| Molecular Formula | C4H6N2S |
| Molecular Weight | 114.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 3-Methylisothiazol-4-amine (C4H6N2S) contains a nitrile group, sulfur-containing functionality. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 114.17 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).
3-Methylisothiazol-4-amine (CAS 53483-97-9) is a high-purity analytical reference standard with the molecular formula C4H6N2S and a molecular weight of 114.17 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), 3-Methylisothiazol-4-amine 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 | C4H6N2S |
| Molecular Weight | 114.17 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methylisothiazol Standards
- 5-Methylisothiazol-3-amine (CAS 128146-85-0)
- 3-Methylisothiazol-5-amine (CAS 24340-76-9)
- 5-Methylisothiazol-4-amine (CAS 89281-43-6)
- N-Methylisothiazol-3-amine (CAS 68449-74-1)
- 4-Methylisothiazol-5(4H)-one (CAS 875583-03-2)
- 5-Methylisothiazol-3(2H)-one (CAS 2825-29-8)
- (3-Methylisothiazol-5-yl)methanol (CAS 17265-60-0)
- 1-(4-Methylisothiazol-5-yl)ethan-1-one (CAS 1524744-76-0)
Recommended Standards
- 3,4-Dimethyl-1,2,5-thiadiazole (CAS 5728-21-2)
- 3,4-Diaminothiophene dihydrobromide (CAS 78637-85-1)
- 4-Methylthiophen-2-ol (CAS 35983-75-6)
- 3-(Methylthio)-1H-pyrazole (CAS 774157-81-2)
- 4-(1,3-Dihydroxy-2-(2-hydroxyphenoxy)propyl)benzene-1,2-diol (CAS 1334499-70-5)
- 2-(tert-butoxycarbonylamino)-2-(1-tert-butoxycarbonylazetidin-3-yl)acetic acid (CAS 2273126-76-2)
- tert-Butyl 4-((6-(diethylamino)pyrimidin-4-yl)oxy)piperidine-1-carboxylate (CAS 1353966-01-4)
- 2-(3,4-Dimethoxyphenyl)propan-2-ol (CAS 74385-18-5)
- (2-Methyl-4-nitro-phenoxy)-acetic acid (CAS 1040078-99-6)
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