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Merck
CN

50049

Glycine

BioUltra, ≥99.0% (NT)

Synonym(s):

Aminoacetic acid, Aminoethanoic acid, Glycocoll

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About This Item

Linear Formula:
NH2CH2COOH
CAS Number:
Molecular Weight:
75.07
EC Number:
200-272-2
UNSPSC Code:
12352200
PubChem Substance ID:
Beilstein/REAXYS Number:
635782
MDL number:
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product line

BioUltra

assay

≥99.0% (NT)

form

crystalline

impurities

Insoluble matter, passes filter test

ign. residue

≤0.05% (as SO4)

loss

≤0.05% loss on drying, 20 °C (HV)

pKa (25 °C)

(1) 2.35, (2) 9.60, 2.35

mp

240 °C (dec.) (lit.)

solubility

1 M HCl: 1 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤50 mg/kg

cation traces

Sr: ≤5 mg/kg, Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, NH4+: ≤200 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg

λ

1 M in 1 M HCl

UV absorption

λ: 260 nm Amax: 0.01, λ: 280 nm Amax: 0.01

SMILES string

NCC(O)=O

InChI

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

InChI key

DHMQDGOQFOQNFH-UHFFFAOYSA-N

Biochem/physiol Actions

Inhibitory neurotransmitter in spinal cord, allosteric regulator of NMDA receptors.

Other Notes

Commonly used buffer substance in cryoenzymology; For osmotic pressure maintenance in isoelectric focusing of erythrocytes; In protein chemistry – salting-in effect; Growth requirement of various microorganisms.


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Storage Class

13 - Non Combustible Solids

WGK

WGK 1

PPE (personal protective equipment)

Eyeshields, Gloves, type N95 (US)



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