4-Amino-3-(mercaptomethyl)-1H-1,2,4-triazol-5(4H)-one CAS 183376-67-2
| CAS No. | 183376-67-2 |
| Molecular Formula | C3H6N4OS |
| Molecular Weight | 146.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Amino-3-(mercaptomethyl)-1H-1,2,4-triazol-5(4H)-one 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.
CATO supplies 4-Amino-3-(mercaptomethyl)-1H-1,2,4-triazol-5(4H)-one (CAS 183376-67-2), a certified reference material (molecular formula C3H6N4OS, MW 146.17 g/mol) for analytical method development and quality control.
Structurally, 4-Amino-3-(mercaptomethyl)-1H-1,2,4-triazol-5(4H)-one (C3H6N4OS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. 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 146.17 g/mol, it falls into the low-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C3H6N4OS |
| Molecular Weight | 146.17 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.) | 2009 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Amino Standards
- 2-Amino-4,5-dihydrothiazole-5-carboxylic acid (CAS 111506-18-4)
- (4-Amino-5-mercapto-4H-1,2,4-triazol-3-yl)methanol (CAS 76858-25-8)
- 2-Amino-2,5-dihydrothiazole-4-carboxylic acid (CAS 606488-66-8)
- 2-Amino-2-thiazoline-4-carboxylic Acid (CAS 2150-55-2)
- 4-Amino-3-Hydrazino-5-Mercapto-1,2,4-Triazole (CAS 1750-12-5)
- 3-Amino-4-formylbenzonitrile (CAS 1289164-87-9)
- 3-amino-1H-isoindol-1-one (CAS 14352-51-3)
- 2-Amino-3H-indol-3-one (CAS 475142-96-2)
Recommended Standards
- 5-(Sulfanylmethyl)imidazolidine-2,4-dione (CAS 17125-37-0)
- 1H-Pyrrole-3-sulfonamide (CAS 189063-21-6)
- L-2-Aminothiazoline-4-carboxylic Acid (CAS 16899-18-6)
- (2E)-2-(Nitromethylidene)-1,3-thiazolidine (CAS 94662-61-0)
- ethyl 2-methyl-3-(pyridin-2-yl)prop-2-enoate (CAS 1175087-38-3)
- 5-Bromo-4-fluoro-2-methyl-benzamide (CAS 2092621-91-3)
- 2-Morpholino-N-(p-tolyl)acetamide (CAS 65446-97-1)
- (1R,2R)-1-Hydroxypropane-1,2,3-tricarboxylic acid (CAS 1187-17-3)
- Ilaprazole Impurity 101 (CAS 473537-16-5)
- (4-Bromophenyl)(piperidin-4-yl)methanol (CAS 856932-63-3)
- 2-Boronoterephthalic acid (CAS 1351221-58-3)
- (R)-3-(2-(Trifluoromethyl)phenoxy)pyrrolidine (CAS 921606-29-3)
- 4'-Methoxypropiophenone-d2 (CAS 91889-35-9)
- Hexapeptide-1 (CAS CATO-CPTD788821)
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