Merck 100291.0250 L-Glutamic acid

Ürün Özellikleri

Empirical Formula	CAS #
C₅H₉NO₄	56-86-0

Description
Catalogue Number	100291
Synonyms	L-α-Aminoglutaric acid, Glu, L-alpha-Aminoglutaric acid

Product Information
CAS number	56-86-0
EC number	200-293-7
Hill Formula	C₅H₉NO₄
Molar Mass	147.13 g/mol
HS Code	2922 42 00
Structure formula Image

Physicochemical Information
Density	1.54 g/cm3 (20 °C)
Melting Point	160 °C
pH value	3.0 – 3.5 (8.6 g/l, H₂O, 25 °C)
Bulk density	460 kg/m3
Solubility	11.1 g/l (25 °C)

Toxicological Information
LD 50 oral	LD50 Rat > 30000 mg/kg

Safety Information according to GHS
RTECS	LZ9700000
Storage class	10 – 13 Other liquids and solids
WGK	WGK 1 slightly water endangering
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Storage and Shipping Information
Storage	Store at +5°C to +30°C.

Transport Information
Declaration (railroad and road) ADR, RID	Kein Gefahrgut
Declaration (transport by air) IATA-DGR	No Dangerous Good
Declaration (transport by sea) IMDG-Code	No Dangerous Good

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Specifications
Assay (alkalimetric, calculated on dried substance)	≥ 99.0 %
Identity (IR-spectrum)	passes test
Appearance	white to almost white, crystalline powder or colorless crystals
Appearance of solution (0.5 mol/l, hydrochloric acid 1 mol/l)	clear and colorless
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance)	+31.5 to +32.5
UV-Absorption (260 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l)	≤ 0.10
UV-Absorption (280 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l)	≤ 0.10
Chloride (Cl)	≤ 0.02 %
Sulfate (SO₄)	≤ 0.01 %
Heavy metals (as Pb)	≤ 0.001 %
As (Arsenic)	≤ 0.0005 %
Ca (Calcium)	≤ 0.001 %
Co (Cobalt)	≤ 0.0005 %
Fe (Iron)	≤ 0.0005 %
K (Potassium)	≤ 0.0005 %
Mg (Magnesium)	≤ 0.0005 %
Na (Sodium)	≤ 0.01 %
NH₄ (Ammonium)	≤ 0.01 %
Zn (Zinc)	≤ 0.0005 %
Foreign amino acids	≤ 0.3 %
Other ninhydrine positive substances	≤ 0.1 %
Loss on drying (105 °C; 3 h)	≤ 0.3 %

L-α-Aminoglutaric acid Glu L-alpha-Aminoglutaric acid glutamik merck

M100291.0250

1.00291.0250

1002910250

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