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33226

Glicina

Name: Glicina
Brand: SIAL

99.7-101% (calc. to the dried substance), crystalline powder, suitable for IR spectroscopy, puriss. p.a., reag. Ph. Eur., buffer substance

Sinónimos:

Glicocola, Ácido aminoacético, Ácido aminoetanoico

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Fórmula lineal:

NH₂CH₂COOH

Número CAS:

56-40-6

Peso molecular:

75.07

NACRES:

NA.21

PubChem Substance ID:

57648780

eCl@ss:

32160406

UNSPSC Code:

12352209

EC Number:

200-272-2

MDL number:

MFCD00008131

Beilstein/REAXYS Number:

635782

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Propiedades

Nombre del producto

Glicina, puriss. p.a., reag. Ph. Eur., buffer substance, 99.7-101% (calc. to the dried substance)

Quality Segment

200

agency

USP/NF, reag. Ph. Eur.

grade

puriss. p.a.

assay

99.7-101% (calc. to the dried substance)

form

crystalline powder

technique(s)

IR spectroscopy: suitable

impurities

≤0.001% heavy metals (as Pb), ≤0.02% ammonium (NH₄), ≤0.1% water (Karl Fischer), ≤1.0% ninhydrin-positive substances

ign. residue

≤0.05% (as SO₄)

loss

≤0.5% loss on drying, 105°C, 2 h

pH

5.9-6.4 (20 °C, 5%)

pKa (25 °C)

(1) 2.35, (2) 9.60, 2.35

mp

240 °C (dec.) (lit.)

anion traces

chloride (Cl^-): ≤30 mg/kg, sulfate (SO₄^2-): ≤20 mg/kg

cation traces

Fe: ≤5 mg/kg

suitability

in accordance for identity (IR)

functional group

amine, carboxylic acid

SMILES string

NCC(O)=O

InChI

1S/C2H5NO2/c3-1-2(4)5/h1,3H2,(H,4,5)

InChI key

DHMQDGOQFOQNFH-UHFFFAOYSA-N

Gene Information

rat ... Grin2a(24409)

Descripción

Application

Glycine can be used as:

A reactant in the natural soil clay-catalyzed cleavage and polycondensation with pyrogallol.
A catalyst in the Knoevenagel reaction between aryl aldehydes and malononitrile to form a C=C bond.
A reagent in the metal-free synthesis of biaryls from aryl sulfoxides and sulfonanilides via sigmatropic rearrangement.

Biochem/physiol Actions

Neurotransmisor inhibidor de la médula espinal, regulador alostérico de los receptores NMDA.

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Este artículo	410225	G7126	G8898
Sigma-Aldrich 33226 Glicina	Sigma-Aldrich 410225 Glicina	Sigma-Aldrich G7126 Glicina	Sigma-Aldrich G8898 Glicina
grade puriss. p.a.	grade -	grade -	grade -
form crystalline powder	form powder, crystals or granules	form powder	form powder
functional group amine, carboxylic acid	functional group amine, carboxylic acid	functional group amine, carboxylic acid	functional group amine, carboxylic acid
technique(s) IR spectroscopy: suitable	technique(s) -	technique(s) western blot: suitable	technique(s) electrophoresis: suitable, western blot: suitable
assay 99.7-101% (calc. to the dried substance)	assay ≥98.5%	assay ≥99% (HPLC)	assay ≥99%
cation traces Fe: ≤5 mg/kg	cation traces NH₄⁺: ≤0.005%, heavy metals: ≤0.002% (by ICP)	cation traces ≤0.01% (Ammonia (NH3))	cation traces heavy metals (as Pb): ≤20 ppm

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Clase de almacenamiento

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c