1H-Pyrazole-1-carboxamidine hydrochloride
ALDRICH/402516 - 99%
Synonym: 1-Amidinopyrazole hydrochloride; Praxadine
CAS Number: 4023-02-3
Empirical Formula (Hill Notation): C4H6N4 · HCl
Molecular Weight: 146.58
EC Number: 429-520-1
MDL Number: MFCD00210087
Linear Formula: C4H6N4 · HCl
Product Type: Chemical
| assay | 99% |
| form | powder |
| functional group | amine |
| InChI | 1S/C4H6N4.ClH/c5-4(6)8-3- |
| InChI key | RBZRMBCLZMEYEH-UHFFFAOYSA |
| mp | 167-170 °C (lit.) |
| Quality Level | 200 ![]() |
| SMILES string | Cl[H].NC(=N)n1cccn1 |
| Application: | 1H-Pyrazole-1-carboxamidine hydrochloride may be used in the following studies: • Preparation of guanidylated hollow fiber membranes. • Guanylation of amines and in peptide synthesis. • Synthesis of bis-guanidinium-cholester |
| General description: | 1H-Pyrazole-1-carboxamidine hydrochloride, a pyrazole derivative, is a heterocyclic compound. It is widely used in drug syntheses studies. Pyrazole ring forms the main core of various nonsteroidal anti-inflammatory drugs (NSAIDs) and antihypertensive drugs. |
| Packaging: | 10, 50 g in poly bottle |
| Symbol | ![]() ![]() GHS05,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H302 - H317 - H318 - H335 - H373 - H412 |
| Precautionary statements | P273 - P280 - P301 + P312 + P330 - P302 + P352 - P305 + P351 + P338 + P310 - P314 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 99% |
| mp | 167-170 °C (lit.) |
| UNSPSC | 12352100 |




