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D-Methionine, 99+%, ACROS Organics™


Quantity 25g
Packaging Glass bottle

Manufacturer: fisher scientific acros  227210250

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Catalog No. AC227210250

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Description & Specifications

Chemical Identifiers

Formula Weight 149.21
Physical Form Powder
Quantity 25g
Color White to off-white
Assay 99.0 to 101.0% (on dried substance)
EINECS Number 206-483-6
TSCA TSCA
Specific Rotation Condition − 24.00 (20.00°C c=8,6N HCl)
RTECS Number PD0455000
Chemical Name or Material D-Methionine
Chlorine (Cl) 300ppm max.
Name Note 99+%
Heavy Metals (as Pb) 10ppm max.
Assay Percent Range 99+%
Infrared Spectrum Authentic
Iron (Fe) 10ppm max.
Molecular Formula C5H11NO2S
Linear Formula CH3SCH2CH2CH(NH2)CO2H
Loss on Drying 0.3% max.
MDL Number MFCD00002622
Ammonium 200ppm max.
CAS 348-67-4
Other Amino Acids (TLC) not detectable
Packaging Glass bottle
Specific Rotation On dried substance: -23° to -25° (20°C, 589nm) (c=8, 6N HCl)
Sulfate 300ppm max.
Transmittance 98% min. (c=3, H2O, 430nm) 1cm cell
Sulfated Ash 0.1% max.
Arsenic (As) 1ppm max.

Specifications

Chemical Name or Material D-Methionine
Name Note 99+%
CAS 348-67-4
Assay 99.0 to 101.0% (on dried substance)
Assay Percent Range 99+%
Molecular Formula C5H11NO2S
Linear Formula CH3SCH2CH2CH(NH2)CO2H
Formula Weight 149.21
MDL Number MFCD00002622