Girard's P reagent

C7H10ClN3OCAS 1126-58-5187.63 g/mol

Open in Covalent MOL file
HClH2NNO−N+
HydrazonePrimary amine

Properties

Molecular formula
C7H10ClN3O
Molar mass
187.63 g/mol
Exact mass
187.0512 Da
Melting point
201–202 °C
logP
-0.97Crippen estimate
Polar surface area
65.3 Ų
H-bond donors / acceptors
1 / 3
Rotatable bonds
2

Hazards

Warning
Irritant (GHS07)

Aggregated from the ECHA notifications, via PubChem; a share says how many notifiers assign that statement.

Precautionary statements

P264, P264+P265, P280, P302+P352, P305+P351+P338, P321, P332+P317, P337+P317, P362+P364

Identifiers

CAS number
1126-58-5
SMILES
Cl.NN=C([O-])C[n+]1ccccc1
InChIKey
NDXLVXDHVHWYFR-UHFFFAOYSA-N
InChI
InChI=1S/C7H9N3O.ClH/c8-9-7(11)6-10-4-2-1-3-5-10;/h1-5H,6,8H2;1H

Weigh it out

Type any one amount. The others follow from the molar mass.

Names and synonyms

10 names
  • Pyridinium, 1-(2-hydrazinyl-2-oxoethyl)-, chloride (1:1)
  • Pyridinium, 1-(carboxymethyl)-, chloride, hydrazide
  • Pyridinium, 1-(2-hydrazino-2-oxoethyl)-, chloride
  • 1-(Carboxymethyl)pyridinium chloride, hydrazide
  • Girard-P reagent
  • Pyridinioacetohydrazide chloride
  • Reagents, girard's P
  • 1-(2-Hydrazino-2-oxoethyl)pyridinium chloride
  • 1-(2-Hydrazinyl-2-oxoethyl)pyridin-1-iumchloride
  • 1-[(Hydrazinecarbonyl)methyl]pyridin-1-ium chloride

Work with Girard's P reagent

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Isotope patternExact mass and the mass spectrum pattern

Similar compounds

Girard-T reagent123-46-642 % similar 1-(Carbamoylmethyl)pyridinium Chloride41220-29-535 % similar Phenacylpyridinium bromide16883-69-532 % similar 1-(2-Oxopropyl)pyridinium bromide17282-41-631 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue.

All similar compounds

Same formula

1-(3-Aminophenyl)urea hydrochloride59690-88-9

Elsewhere

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