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JIN DUN CHEMICAL is a chemical industry manufacturer and trading company, JINDUN chemical products include pharmaceutical intermediates, surfactant, flavors & fragrances materials and plant extracts. We have good long-term cooperation relation with many well-known chemical customers in South America, North America, Europe and Asia market, and get their high score satisfaction.

test

specification

Appearance

White Crystalline Powder

Identity by IR

Conforms to Structure

Endotoxin Assay

≤1 EU/mg

Cell Culture Test

Pass

Origin

Non-Animal Source

Specific Rotation

14.9 - 16.0 °20 deg C/EP,JP, C= 4 in 6M HCL

Specific Rotation

14.9 - 17.3 °25 deg C/USP, C= 4 in 6M HCL

Chloride Content

≤0.020%

Ammonium

≤0.020%

Sulfate

≤0.020%

Iron (Fe)

≤10ppm

Arsenic (As)

≤1ppm

Loss on Drying

≤0.20%

Residue on ignition (Ash)

≤0.10%

Ninhydrin-Positive Substances

Other Amino acids

pH

5.5 - 6.5;1%, H2O

Assay (dry basis)

98.5 - 101.0%

Product Name:

L-Leucine

Synonyms:

(s)-2-amino-4-methylvalericacid;1-Leucine;2-Amino-4-methylpentanoic acid;2-amino-4-methylpentanoicacid;2-amino-4-methyl-valericaci;4-methyl-l-norvalin;4-methyl-norvalin;alpha-Amino-gamma-methylvaleric acid

CAS:

61-90-5

MF:

C6H13NO2

MW:

131.17

EINECS:

200-522-0

Product Categories:

Food and Feed Additive;Amino Acid Derivatives;Leucine [Leu, L];Amino Acids;Amino Acids and Derivatives;alpha-Amino Acids;Biochemistry;Nutritional Supplements;L-Amino Acids;Amino Acids

Mol File:

61-90-5.mol

mp

>300 °C(lit.)

alpha

15.4 º (c=4, 6N HCl)

density

1,293 g/cm3

FEMA

3297

Fp

145-148°C

storage temp.

Store at RT.

solubility

1 M HCl: 50 mg/mL

form

powder

Water Solubility

22.4 g/L (20 C)

Sublimation

145-148 ºC

Merck

14,5451

BRN

1721722

Stability:

Stability Moisture and light sensitive. Incompatible with strong oxidising agents.

CAS DataBase Reference

61-90-5(CAS DataBase Reference)

NIST Chemistry Reference

Leucine(61-90-5)

Molecular Structure:

Packaging Detail:

1kg;5kg;25kg;Customer requirements requirment

Delivery Detail:

About a week after payment

CHOOSE JUNDUN CHEMICAL --YOUR NICE PARTNER

1.Stable quality, high quality satisfy customer's high grade sourcing request.

2.Competitive price .

3.Correct delivery time promise.

4.Continuous improvement make sure the long-term cooperation.

5.Honest service for your whole sourcing process.