1.04169
Glycine
buffer substance for electrophoresis
Synonym(s):
Gly, Aminoacetic acid, Aminoethanoic acid, Aminoacetic acid, Aminoethanoic acid, Glycocoll
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vapor pressure
0.0000171 Pa ( 25 °C)
assay
≥99.7% (perchloric acid titration)
form
solid
potency
7930 mg/kg LD50, oral (Rat)
technique(s)
electrophoresis: suitable
pH
5.9-6.4 (20 °C, 50 g/L in H2O)
pKa (25 °C)
(1) 2.35, (2) 9.60
2.35
mp
240 °C (dec.) (lit.)
solubility
soluble 250 g/L
density
1.161 g/cm3 at 20 °C
bulk density
920 kg/m3
storage temp.
15-25°C
SMILES string
NCC(O)=O
InChI
1S/C2H5NO2/c3-1-2(4)5/h1,3H2,(H,4,5)
InChI key
DHMQDGOQFOQNFH-UHFFFAOYSA-N
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1 of 4
This Item | G8898 | 33226 | 15527 |
|---|---|---|---|
| technique(s) electrophoresis: suitable | technique(s) electrophoresis: suitable, western blot: suitable | technique(s) IR spectroscopy: suitable | technique(s) IR spectroscopy: suitable |
| assay ≥99.7% (perchloric acid titration) | assay ≥99% | assay 99.7-101% (calc. to the dried substance) | assay 99-101% (based on anhydrous substance) |
| solubility soluble 250 g/L | solubility H2O: 200 mg/mL, clear, colorless to faintly yellow | solubility - | solubility H2O: soluble 25 gm in 100 ml at 25 degrees c, H2O: soluble 39.1 gm in 100 ml at 50 degrees c, alcohol: soluble 0.06 gm in 100 gm (Absolute), pyridine: soluble 164 parts, alcohol: very slightly soluble, diethyl ether: very slightly soluble |
| form solid | form powder | form crystalline powder | form crystalline powder |
| pH 5.9-6.4 (20 °C, 50 g/L in H2O) | pH - | pH 5.9-6.4 (20 °C, 5%) | pH 5.9-6.4 (20 °C, 5%) |
| mp 240 °C (dec.) (lit.) | mp 240 °C (dec.) (lit.) | mp 240 °C (dec.) (lit.) | mp 240 °C (dec.) (lit.) |
Biochem/physiol Actions
Analysis Note
Identity (IR-spectrum): passes test
Chloride (Cl): ≤ 0.003 %
Heavy metals (as Pb): ≤ 0.001 %
NH₄ (Ammonium): ≤ 0.02 %
Foreign amino acids: ≤ 0.1 %
Other ninhydrine positive substances: ≤ 0.1 %
Suitability (as buffer substance for electrophoresis): passes test
Storage Class
13 - Non Combustible Solids
wgk_germany
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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