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Amino Acid L-Leucine 98% Powder 61-90-5 Senwayer

Name: Amino Acid L-Leucine 98% Powder 61-90-5 Senwayer
Brand: Senwayer
SKU: pr2211301627
Price: 65 USD
Availability: InStock

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CAS No.:

61-90-5

Grade:

Top Product

Content:

98%

Port:

Wuhan

Brand:

Senwayer

Packaging:

vials,foil bag,drums

Price valid (until):

2024-04-26

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Dingwang Technology (Wuhan) Co., Ltd.

Company Type:

Trader

Location:

China

Qualification:

Main Products:

API,nutrition supplements,plant extract,peptide,HCG,6-Aminocaproic acid

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Product Description
Seller Information
Inquiry History

Description

Product Detail

Product Name:	L-Leucine
CAS:	61-90-5
COA	AVAILABLE
SHELF LIFE	2 YEARS

Leucine is one of nine essential amino acids in humans (provided by food), Leucine is important for protein synthesis and many metabolic functions. Leucine contributes to regulation of blood-sugar levels; growth and repair of muscle and bone tissue; growth hormone production; and wound healing. Leucine also prevents breakdown of muscle proteins after trauma or severe stress and may be beneficial for individuals with phenylketonuria. Leucine is available in many foods and deficiency is rare.

FAQ

Q1:Can i get free sample ?
A: Yes, most product we can send you small free sample, you just need to pay the shipping cost .

Q2:Which payment method you accept?
A: We accept bank transfer,western union, money gram,bitcoin, USDT,Credit card etc. and more bigger order we accept L/C at sight

Q3: Can i get tracking number after shipment ? and how long does the shipping take?
A: After shipment we will offer you tracking and tell you the website to track the package, usually the shipping time is 3-7days,but for some customers have no ability to declare customs, we use special line route to ship the package, it will take 10-12days to arrive,make sure 100% delivery

Q4: How can you guarantee the quality ?
A: All products we can supply you test report &you can also send our product to the third party to do test, if it is fake,we will full refund you.

Our Advantage

1. Rich experience.
Our company is a professional production leading factory in China in pharmaceutical area of many years, our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other country, and we have got very good feedback from our customers, we had Established long friendly relations of cooperation.

2. Great quality, purity and favourable.
Good quality is one of our secret success, welcome order the samples, MOQ just 1 grams.

3. Safe and fast delivery.
We have stock, so we can delivery quickly at the very day when receive the payment.

We have special way could ship 0.01kg to 3.5kg products a time. We offer melting powder into liquid service. And ship the liquid in special bottles.

4. Good after-sales service.

Tell me the package update, and will try best solve when customer encountered various problems.

Certificates

Basic Info

Product Name:

L-Leucine

Other Name:

L-Leucine;Leucine,L-;Leucine;Pentanoic acid,2-amino-4-methyl-,(S)-;Leu;(S)-2-Amino-4-methylvaleric acid;(S)-(+)-Leucine;(S)-2-Amino-4-methylpentanoic acid;(S)-Leucine;L-α-Aminoisocaproic acid;L-(+)-Leucine;L-Norvaline,4-methyl-;NSC 46709;(2S)-2-Amino-4-methylpentanoic acid;L-2-Amino-4-methylpentanoic acid;(2S)-2-Amino-4-methylpentanoic acid;1: PN: WO2020097235 SEQID: 238 claimed sequence;17: PN: WO2021055880 SEQID: 18 claimed protein;7005-03-0

CAS No.:

61-90-5

Molecular Formula:

C6H13NO2

InChIKeys:

InChIKey=ROHFNLRQFUQHCH-YFKPBYRVSA-N

Molecular Weight:

131.17300

Exact Mass:

131.17

EC Number:

200-522-0

UNII:

GMW67QNF9C

NSC Number:

760100

DSSTox ID:

DTXSID9023203

NCI Thesaurus Code:

C29599

Color/Form:

White glistening hexagonal plates from aqueous alcohol|White crystals

HScode:

29224995

Categories:

Amino Acids and Derivatives

Characteristics

PSA:

63.32000

XLogP3:

-1.5

Appearance:

Solid

Density:

1.14 g/cm³

Melting Point:

293 °C

Boiling Point:

122-134 °C @ Press: 2-3 Torr

Flash Point:

90.3ºC

Refractive Index:

1.463

Water Solubility:

H2O: 22.4 g/L (20 C)

Storage Conditions:

Store at RT.

Vapor Pressure:

<1 hPa (20 °C)

Specific rotation:

Specific optical rotation: -10.8 at 25 °C/D (c = 2.2); +15.1 deg at 26 °C/D in 6N HCl (38 mols HCl per mol leucine); +7.6 deg at 20 °C/D in 3N NaOH (30 mols NaOH per mol leucine). Molecular rotation: +21.0 deg at /D (5NHCl); +29.5 deg /D (glacial acetic acid)

PKA:

2.35(at 13 °C)

Henrys Law Constant:

Henry's Law constant = 3.49X10-9 atm-cu m/mol at 25 °C (est)

Dissociation Constants:

2.35 (at 13 °C)|pKa = 2.35|pKa1 = 2.36 (carboxylic acid); pKa2 = 9.63 (amine) (est)

Collision Cross Section:

135.16 Å² [M+H]+ [CCS Type: DT, Method: stepped-field]|138.71 Å² [M-H]- [CCS Type: DT, Method: stepped-field]|128 Å² [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine]|134.8 Å² [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|130.6 Å² [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|132.51 Å² [M-H]- [CCS Type: DT, Method: stepped-field]|135.56 Å² [M+H]+ [CCS Type: DT, Method: stepped-field]|131.8 Å² [M-H]-

Experimental Properties:

Crystals. Freely soluble in water. /Leucine hydrochloride/|Hydroxyl radical reaction rate constant = 4.23X10-11 cu cm/molec-sec at 25 °C (est)

See More L-Leucine Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More L-Leucine Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
API,nutrition supplements,plant extract,peptide,HCG,6-Aminocaproic acid

Location:
Room 707, Block A, Zhongxing Times Digital Trade Port, No. 79 Xudong Street, Hongshan District, Wuhan City

Payment Terms:
TT against copy of documents,L/C

Average lead Time:
10

Total Annual Revenue:
$2.5 million-$5 million

Total Employees:
51-100

Year of Establishment:
2020

Certifications:
Verified supplier certificate,SGS

Dingwang Technology (Wuhan) Co., Ltd located in the predominant WuHan City where is a traffic hinge of China,specilize in producing and developing pharmaceutical & its intermediates, Peptide, Nutritional supplements,food additive, Plant extracts,and in distributing the products of our own company and affiliated enterprises.
We have set up R&D center, quality inspection center and manufacturing site in Wuhan, Jiangsu and others places.
Our company has professional staff who deal with chemical R&D and scientific management, and holds several sets of analyzing instruments with high efficiency and high sensitivity, such as HPLC, GC and Spectrophotometer. Meanwhile, we possess of complete Q.A. and Q.C. system, supply chemical products with good quality and custom-tailored products according to our clients' requirement.
We have professional sales team, focus on quality and service, and we have achieved excellent performance over the years. Our company is committed to the development of international market , our products are mainly exported to many countries and regions, such as Europe, America, South-east Asia, the Middle East and Africa etc.
With our constant efforts and good service, We sincerely hope to establish long-term cooperation and common development with our customers.

Inquiry History

8 Inquiries

Country	Product	Purchase Quantity	Date Posted
United States	L-leucine	10 MT	Jun 10, 2025
India	L-Leusine	25 KG	Apr 21, 2025
Switzerland	L- Leucine instant water soluble	2 MT	Jan 25, 2024
Greece	LEUCINE (Leu,L)	1000.00 KG	Sep 25, 2025
India	L-Leucine	1 MT	Apr 23, 2025
India	Leucine	50 G	Jun 10, 2024
India	L-Leucine	500 KG	Aug 22, 2023
India	L Leucine	30.00 TON	Aug 30, 2024

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Amino Acid L-Leucine 98% Powder 61-90-5 Senwayer

Product Description

Seller Information