Girard's reagent, GR
Order Girard's reagent, GR (CAS 1126-58-5) online at Zemixal. Request a quote with price, lead time and documents. Quotes within one business day.
About Girard's reagent, GR
Researchers and plant chemists source Girard's reagent, GR from Zemixal for routine and specialised work. Key data (AR): CAS 1126-58-5, formula C7H10ClN3O and molar mass 187.63 g/mol. It is described as white to yellow to orange powder or crystals or chunks.
Common uses in the lab and plant
- Cell lysis
- Membrane protein solubilisation
- Electrophoresis
Safe handling
Reported physical data: melting point 203 °C. Classified under GHS with signal word Warning and hazard statements H315 and H319. Read the SDS before first use.
Order it in 25 g, 100 g, 5 kg and 4 x 25 kg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Cell lysis
- Membrane protein solubilisation
- Electrophoresis
Applications
Grade guides
Specifications and identifiers
| Product name | Girard's reagent, GR |
|---|---|
| Catalogue number | ZX-003687 |
| CAS number | 1126-58-5 |
| IUPAC name | 2-pyridin-1-ium-1-ylacetohydrazide chloride |
| Molecular formula | C7H10ClN3O |
| Molar mass | 187.63 g/mol |
| Exact mass | 187.0512 |
| Grade | AR |
| Purity / assay | 95% |
| Physical form | Crystalline |
| Appearance | White to yellow to orange powder or crystals or chunks |
| Melting point | 203 °C |
| H-bond donors / acceptors | 2 / 3 |
| Topological polar surface area | 59 Ų |
| HS code | 29280090 |
| InChIKey | NDXLVXDHVHWYFR-UHFFFAOYSA-N |
| SMILES | C1=CC=[N+](C=C1)CC(=O)NN.[Cl-] |
| PubChem CID | 70773 |
| Synonyms | 1-(hydrazinocarbonylmethyl)pyridinium chloride, (1-Pyridinio)acetohydrazide chloride, Pyridinium, 1-(2-hydrazino-2-oxoethyl)-, chloride, Girard P reagent, Girard reagent P, Pyridinioacetohydrazide chloride, Pyridinium, 1-(2-hydrazinyl-2-oxoethyl)-, chloride (1:1), 1-(2-hydrazino-2-oxoethyl)pyridinium chloride, Pyridinium, 1-(carboxymethyl)-, chloride, hydrazide, 1(Carboxymethyl)pyridinium chloride hydrazide, 1(Hydrazinocarbonylmethyl)pyridinium chloride, Pyridinium, 1(2hydrazino2oxoethyl), chloride |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H315Causes skin irritation
- H319Causes serious eye irritation
Precautionary statements P264, P264 + P265, P280, P302 + P352, P305 + P351 + P338, P321, P332 + P317, P337 + P317, P362 + P364
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 5 kg | Quoted on request | |
| 4 x 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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