Customization: | Available |
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CAS No.: | 73-32-5 |
Formula: | C6h13no2 |
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L-Isoleucine
CAS NO.: 73-32-5
EINECS NO.: 200-798-2
HS CODE: 2922491990
Molecular Formula: C6H13NO2
Molecular Weight: 131.17
L-Isoleucine is also known as "isoleucine", and the system is named "α-amino-β-methylvaleric acid". It is one of the essential amino acids of the human body and a kind of aliphatic neutral amino acid. Formula: CH3CH2CH(CH3)CH(NH2)COOH. Molecular weight: 131.17. Rhomboid leaf or flake crystals, bitter in taste. Melting point: 284 degrees Celsius. Soluble in water, slightly soluble in ethanol.
Good food sources of isoleucine include brown rice, beans, meat, nuts, soy flour, and whole grains. Since it is an essential amino acid, this means that the body cannot produce it on its own and can only get it through diet. People who engage in high-intensity physical activity and low-protein diets should consider taking a leucine supplement. Although there is an independent supplement form, it is best taken with leucine and valine. Therefore, it is more convenient to choose a combination supplement.
Item
|
Standard
|
Test method
|
Appearance
|
Crystalline powder
|
USP
|
Color
|
Whitish
|
USP
|
Identification
|
Infrared absorption
|
USP
|
Assay
|
98.5-101.5%
|
USP
|
Specifc Rotation
|
+38.90-+41.80
|
USP
|
Loss on Drying
|
≤0.3%
|
USP
|
Ignited residue
|
≤0.3%
|
USP
|
PH
|
5.5-7.0
|
USP
|
Chloride(CI)
|
≤0.05%
|
USP
|
Sulfate
|
≤0.03%
|
USP
|
(Iron)
|
≤0.003%
|
USP
|
(Pb)Heavy metals(as Pb)
|
≤10ppm
|
GB5009.74
|
(Arsenic)
|
≤3ppm
|
GB5009.11
|
Total plate count
|
≤1000cfu/g
|
GB4789.2
|
Yeast andMoulds
|
≤100 cfu/g
|
GB4789.15
|
Salmonella
|
Absent in 25g
|
GB4789.4
|
Coliforms
|
≤3MPN/g
|
GB4789.3
|