CAS 123-46-6

Girard-T reagent

Description:

Girard-T reagent, also known as 2,4-dinitrophenylhydrazine (DNPH) derivative, is a chemical compound primarily used in organic chemistry for the detection and characterization of carbonyl compounds, such as aldehydes and ketones. It is characterized by its ability to form stable hydrazones upon reaction with carbonyl groups, which can be further analyzed through various techniques, including chromatography and spectrophotometry. The reagent is typically a yellow to orange crystalline solid, soluble in organic solvents like ethanol and acetone, but less soluble in water. Its structure features a hydrazine moiety, which is crucial for its reactivity with carbonyls. Girard-T reagent is particularly valued for its selectivity and sensitivity, making it a useful tool in both laboratory research and industrial applications for the identification of carbonyl-containing compounds. Safety precautions should be observed when handling this reagent, as it can be hazardous if ingested or inhaled, and appropriate personal protective equipment should be used.

Formula: C₅H₁₄N₃O·Cl

InChI: InChI=1S/C5H13N3O.ClH/c1-8(2,3)4-5(9)7-6;/h4,6H2,1-3H3;1H

InChI key: InChIKey=YSULOORXQBDPCU-UHFFFAOYSA-N

SMILES: C([N+](C)(C)C)C(NN)=O.[Cl-]

Synonyms:

• (2-Hydrazino-2-oxoethyl)trimethylammonium chloride
• (Carbazoylmethyl)trimethylammonium chloride
• (Carboxymethyl)trimethyl ammonium chloride hydrazide
• (Carboxymethyl)trimethylammonium chloride hydrazide
• (Hydrazinocarbonylmethyl)Trimethylammonium Chloride
• 2-Hydrazino-N,N,N-Trimethyl-2-Oxo-Ethanaminiuchloride
• 2-hydrazinyl-N,N,N-trimethyl-2-oxoethanaminium chloride
• Ammonium compounds, substituted, (carboxymethyl)trimethyl-, chloride, hydrazide
• Ammonium, (carboxymethyl)trimethyl-, chloride, hydrazide
• Betaine hydrazide chloride
• Betaine hydrazide hydrochloride
• Betaine hydrazide hydrochloride~(Carboxymethyl)trimethylammonium chloride hydrazide
• Ethanaminium, 2-hydrazino-N,N,N-trimethyl-2-oxo-, chloride
• Ethanaminium, 2-hydrazinyl-N,N,N-trimethyl-2-oxo-, chloride (1:1)
• Girard's T reagent
• Girard-T reagent
• Girard-reagent T
• Girards
• N,N,N-Trimethylacetyhydraziniumchloride
• Reagents, Girard's T
• Trimethylacetylhydrazide ammonium chloride
• Trimethylaminoacetohydrazide chloride
• Trimethylammonioacetohydrazide chloride
• Trimethylammonium acetyl hydrazide chloride
• Trimethylammonium chloride acetylhydrazide

Girard's Reagent T

CAS: 123-46-6

Formula: C₅H₁₄ClN₃O

Purity: 98%

Color and Shape: Solid

Molecular weight: 167.6372

Ref: IN-DA009ACF

Girard's reagent T

CAS: 123-46-6

Formula: C₅H₁₄N₃OCl

Purity: ≥ 98.0%

Color and Shape: White to off-white crystalline powder

Molecular weight: 167.6

Ref: 7W-GX8682

Girard's Reagent T

CAS: 123-46-6

Girard's Reagent T

Purity: ≥98%

Molecular weight: 167.64g/mol

Ref: 54-BUP19434

Girard’s Reagent T

CAS: 123-46-6

Girard’s Reagent T

Purity: 98%

Molecular weight: 167.64g/mol

Ref: 54-OR1013420

Girard's Reagent T

CAS: 123-46-6

Girard's Reagent T detects α-dicarbonyls in aldehydes/ketones with UV absorption under mild conditions.

Formula: C₅H₁₄ClN₃O

Purity: 99.65%

Color and Shape: Solid

Molecular weight: 167.64

Ref: TM-T67886

Girard's Reagent T

CAS: 123-46-6

Formula: C₅H₁₄ClN₃O

Purity: >98.0%(T)

Color and Shape: White to Almost white powder to crystal

Molecular weight: 167.64

Ref: 3B-B0457

Girard's Reagent T

Controlled Product

CAS: 123-46-6

Applications Girard's Reagent T is a derivatizing agent used to generate permanent cationic charge at the reducing ends of neutral oligosaccharides for easier quantification in matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS).
References Gil, G., et al.: Anal. Biochem., 379, 45 (2008); Cobice, D.F., et al.: Anal. Chem., 85, 11576 (2013); Johnson, D.W.: Rapid Commun. Mass Sp., 21, 2926 (2007)

Formula: C₅H₁₄ClN₃O

Color and Shape: White To Off-White

Molecular weight: 167.64

Ref: TR-G388505

(Carboxymethyl)trimethylammonium chloride hydrazide

CAS: 123-46-6

Formula: C₅H₁₄ClN₃O

Purity: 97%

Color and Shape: Solid

Molecular weight: 167.64

Ref: 10-F032695