1H-Pyrazole-1-carboxamidine monohydrochloride, 99%

Catalog No.	Quantity	Packaging
AC368250100	10 g	Glass bottle
AC368250500	50 g	Glass bottle

Catalog No. AC368250100 Supplier Thermo Scientific Chemicals Supplier No. 368250100

Description

CAS: 4023-02-3 | C₄H₆N₄·HCl | 146.58 g/mol

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 4023-02-3
• Molecular Formula: C₄H₆N₄·HCl
• Molecular Weight (g/mol): 146.58
• MDL Number: MFCD00210087
• InChI Key: UCQFSGCWHRTMGG-UHFFFAOYSA-N
• Synonym: 1h-pyrazole-1-carboxamidine hydrochloride, 1h-pyrazole-1-carboximidamide hydrochloride, 1-amidinopyrazole hydrochloride, praxadine, pyrazole-1-carboxamidine hydrochloride, pyrazole-1-carboximidamide hydrochloride, pyrazole-1-carboxamidine hcl, 1h-pyrazole-1-carboxamidinehydrochloride, praxadine hydrochloride, 1h-pyrazole-1-carboxamidine hcl
• PubChem CID: 2734672

• CAS Min %: 98.5
• CAS Max %: 100.0
• Melting Point: 167°C to 170°C
• Color: White to Yellow
• Infrared Spectrum: Authentic
• Assay Percent Range: 98.5% min. (Argentometry)
• Packaging: Glass bottle
• Quantity: 10 g
• Solubility Information: Solubility in water: soluble
• Formula Weight: 146.58
• Percent Purity: 99%
• Physical Form: Crystalline Powder or Crystals
• Chemical Name or Material: 1H-Pyrazole-1-carboxamidine monohydrochloride, 99%

Safety and Handling

Hazard Category	GHS Signal Word: Danger
Hazard Statement	GHS H Statement: May cause damage to organs through prolonged or repeated exposure. May cause an allergic skin reaction. Harmful to aquatic life with long lasting effects. Harmful if swallowed. Causes serious eye damage.
Precautionary Statement	GHS P Statement: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. Wear eye protection/face protection. Do not breathe dust/fume/gas/mist/vapors/spray. Avoid release to the environment. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

SDS

RUO – Research Use Only