6,7-Dihydro-5H-pyrrolo[2,1-c][1,2,4]triazole hydrochloride CAS 116056-06-5
| CAS No. | 116056-06-5 |
| Molecular Formula | C5H7N3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 6,7-Dihydro-5H-pyrrolo[2,1-c][1,2,4]triazole hydrochloride 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.
6,7-Dihydro-5H-pyrrolo[2,1-c][1,2,4]triazole hydrochloride (CAS 116056-06-5) is a high-purity analytical reference standard with the molecular formula C5H7N3HCl and a molecular weight of 145.59 g/mol.
Owing to a nitrile group, chlorine substitution, 6,7-Dihydro-5H-pyrrolo[2,1-c][1,2,4]triazole hydrochloride is typically white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 145.59 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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 | C5H7N3 HCl |
| Molecular Weight | 145.59 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Dihydro Standards
- 3-(3,6-Dihydro-2h-pyran-4-yl)benzoic acid (CAS 1000016-95-4)
- 1,7-Dihydro-dipyrrolo[2,3-b:3',2'-e]pyridine (CAS 1000342-79-9)
- Methyl 9,10-Dihydro-9-oxoacridine-4-carboxylate (CAS 100039-03-0)
- 3-(3,4-Dihydro-2h-benzo[b][1,4]dioxepin-7-yl)propan-1-ol (CAS 1000540-71-5)
- 2,5-Dihydro-1-(2-nitrophenyl)-5-oxo-1H-1,2,4-triazole-3-carboxylic acid dimethylamide (CAS 1000574-24-2)
- 5-(1,2-Dihydro-[1,1':4',1''-terphenyl]-2-yl)-3H-1,2,4-triazol-3-one (CAS 1000575-71-2)
- Ethyl 2,5-dihydro-5-oxo-1-[3-(trifluoromethyl)phenyl]-1H-1,2,4-triazole-3-carboxylate (CAS 1000576-65-7)
- 2,5-Dihydro-5-oxo-1-phenyl-1H-1,2,4-triazole-3-carboxylic acid (2-chlorophenyl)amide (CAS 1000576-93-1)
Recommended Standards
- 2-(4-Formylphenyl)-2-methylpropanenitrile (CAS 1146695-65-9)
- 1-Cyclohexyl-2-(2-propylquinolin-4-yl)-3-(thiazol-2-yl)guanidine (CAS 71079-78-2)
- 1-Bromo-2-(bromodifluoromethyl)cyclohexane (CAS 14737-09-8)
- Methyl 6-(furan-2-yl)-2-methylnicotinate (CAS 1184862-92-7)
- 4-(Piperidin-4-ylmethyl)morpholine dihydrochloride (CAS 81310-63-6)
- (E)-[1-(1,3-Thiazol-2-yl)ethylidene]amino 3-(trifluoromethyl)benzoate (CAS 866149-27-1)
- DT59198T2X 7787-58-8 Bismuth bromide Bismuth tribromide Bismuthine, tribromo- EINECS 232-121-1 UNII-DT59198T2X (CAS 7787-58-8)
- 4-Fluoro-3-(pyridin-4-yl)benzoic acid (CAS 1214382-58-7)
- 1-(5-Methylthiazol-4-yl)ethanamine dihydrochloride hydrate (CAS 2368828-64-0)
- D-Gln19-Tirzepatide (CAS CATO-CPTD788915)
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