MERCK 816010.0025 L-Methionine For Synthesis CAS No.63-68-3

Key Spec Table

CAS #	EC Number	Hill Formula	Molar Mass
63-68-3	200-562-9	C₅H₁₁NO₂S	149.21 g/mol

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Description
Catalogue Number	816010
Synonyms	Met

Product Information
CAS number	63-68-3
EC number	200-562-9
Hill Formula	C₅H₁₁NO₂S
Molar Mass	149.21 g/mol
HS Code	2930 40 90
Structure formula Image
Quality Level	MQ200

Applications
Application	L-Methionine for synthesis. CAS 63-68-3, pH 5 - 7 (10 g/l, H₂O, 20 °C).

Physicochemical Information
Density	1.34 g/cm3 (20 °C)
Melting Point	280 - 282 °C
pH value	5 - 7 (10 g/l, H₂O, 20 °C)
Bulk density	550 kg/m3
Solubility	48 g/l

Toxicological Information
LD 50 oral	LD50 Rat 36000 mg/kg

Safety Information according to GHS
RTECS	PD0457000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
Disposal	3Relatively 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 below +30°C.

Specifications
Assay (HClO₄)	≥ 99.0 %
Spec. rotation [α²0/D (c=2 in HCl 6 mol/l)	+22.5 - +24.0 °
Identity (IR)	passes test