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Postion:Product Catalog >Biochemical Engineering>Amino Acids and proteins>L-Leucine
L-Leucine
  • L-Leucine
  • L-Leucine
  • L-Leucine
  • L-Leucine
  • L-Leucine

L-Leucine NEW

Price Get Latest Price
Package 25KG
Min. Order: 1KG
Supply Ability: 20 T each week
Update Time: 2023-10-12

Product Details

Product Name: L-Leucine CAS No.: 61-90-5
EC-No.: 000-000-0 Min. Order: 1KG
Purity: 98%~99% Supply Ability: 20 T each week
Release date: 2023/10/12


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:Amino Acids;Nutritional Supplements;Amino Acid Derivatives;alpha-Amino Acids;Biochemistry;L-Amino Acids;Food and Feed Additive;Leucine [Leu, L];Amino Acids;Amino Acids and Derivatives;amino;1;bc0001;61-90-5
Mol File:61-90-5.mol
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L-Leucine Chemical Properties
Melting point >300 °C (lit.)
alpha 15.4 o (c=4, 6N HCl)
Boiling point 122-134 °C(Press: 2-3 Torr)
density 1,293 g/cm3
vapor pressure <1 hPa (20 °C)
refractive index 1.4630 (estimate)
FEMA 3297 | L-LEUCINE
Fp 145-148°C
storage temp. 2-8°C
solubility 1 M HCl: 50 mg/mL
pka2.328(at 25℃)
form powder
color White to Off-white
PH5.5-6.5 (20g/l, H2O, 20℃)
Odorat 100.00?%. odorless
optical activity[α]20/D +15.5°, c = 2 in 6 M HCl
Water Solubility 22.4 g/L (20 C)
λmaxλ: 260 nm Amax: 0.05
λ: 280 nm Amax: 0.05
Sublimation 145-148 oC
JECFA Number1423
Merck 14,5451
BRN 1721722
Stability:Stability Moisture and light sensitive. Incompatible with strong oxidising agents.
LogP0.80
CAS DataBase Reference61-90-5(CAS DataBase Reference)
NIST Chemistry ReferenceLeucine(61-90-5)
EPA Substance Registry SystemL-Leucine (61-90-5)

Safety Information
Safety Statements 24/25
WGK Germany 3
RTECS OH2850000
TSCA Yes
HS Code 29224995
Hazardous Substances Data61-90-5(Hazardous Substances Data)

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Company Profile Introduction

Shandong Huisheng Import & Export Co., Ltd. is located in Jinan city, Shandong Province, is a collection of domestic trade, international trade in one of the diversified services company. Our goal is to provide customers with high quality solutions and one-stop purchasing experience. At present, the company business scope involves five areas: Organic chemical raw materials, inorganic chemical raw materials, fine chemical raw materials, dangerous chemicals and green environmental protection chemical technology project promotion, and we has also established good relations of cooperation with several well-known enterprises and won the strong support of extensive trust from the new and old customers. Products are widely used in automobile, household appliances, office supplies, mobile phone accessories, routers, food, medical and other fields. At present, our business covers 30 countries, and our customers mainly come from Australia, New Zealand, Canada, Germany, France, Poland, South Korea, Russia, Bangladesh, Vietnam, Kazakhstan, India, Ghana, Nigeria, South Africa, Egypt and other more than 30 countries. The company has a sound quality management system and advanced professional equipment, with a positive attitude to meet the changing needs of customers. We take "quality products, quality service, competitive price, timely delivery" as the purpose, looking forward to greater cooperation with overseas customers on the basis of mutual benefit. Our company provides a wide range of products to meet your various needs. Since its inception, the company has always adhered to the "quality first, customer first, reputation first" business policy, wholeheartedly meet the potential needs of our customers. Under the irresistible situation of economic globalization, our company is willing to cooperate sincerely with enterprises around the world to achieve a win-win situation.

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  • Since: 2020-11-16
  • Address: Room 202-9, Building 1, Evergrande Huafu, Dongying Road, Huaiyin District, Jinan City, Shandong Prov
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