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Factory Supply High Quality 99% L-Leucyl-L-leucine / H-LEU-LEU-OH raw powder CAS 3303-31-9

Name: Factory Supply High Quality 99% L-Leucyl-L-leucine / H-LEU-LEU-OH raw powder CAS 3303-31-9
Brand: None
SKU: pr2609071982
Price: 1 USD
Availability: InStock

2 Inquiries

Unit Price:

$1/G FOB

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CAS No.:

3303-31-9

Grade:

Pharmaceutical Grade

Content:

99%

Port:

shenzhen

Brand:

None

Packaging:

10g/bag

Price valid (until):

2026-10-07

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Hubei Meisang Trading Co.,Ltd

Company Type:

Trader

Location:

China

Qualification:

Main Products:

API

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Product Description
Seller Information
Inquiry History

Description

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Product Detail

Items	Specifications
Product name:	H-LEU-LEU-OH / L-Leucyl-L-leucine
CAS Number	3303-31-9
Purity	99%
Appearance	white powder
Grade	High purity Medical Grade
Package	1kg/bag or 25kg/drum，according your inquiry
Storage	Preserve in tight containers,in a cool and dry place

As a foreign‑trade company specializing in chemical intermediates, we cooperate with numerous high‑quality factories. We accept small‑batch orders to deliver premium‑quality products at competitive prices. We also provide flexible multiple shipping and payment options, bringing you a convenient and efficient procurement experience.

Feel free to contact us for any product inquiries via WhatsApp: +8618327018176 or email: info@meisangtrading.com

Transportation method：

Dedicated line, Express delivery， Air freight, sea freight

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ECHEMI Editorial Reference

White powder
Solid
Leu-Leu is a dipeptide formed from two L-leucine residues. It has a role as a human metabolite and a Mycoplasma genitalium metabolite. It derives from a L-leucine.

Basic Info

Product Name:

L-Leucyl-L-leucine

Other Name:

L-Leucine,L-leucyl-;Leucine,N-L-leucyl-,L-;L-Leucine,N-L-leucyl-;Leucine,N-L-leucyl-;L-Leucyl-L-leucine;Leucylleucine;NSC 89185;456: PN: EP2071334 SEQID: 488 claimed protein;456: PN: WO2009077864 SEQID: 488 claimed protein;11: PN: US20090239809 SEQID: 11 claimed protein;38: PN: EP2161028 PAGE: 10 claimed protein;2: PN: CN101845080 PAGE: 2 claimed protein;L-Leucinyl-L-leucine;21: PN: WO2014134509 SEQID: 21 claimed sequence;2: PN: CN110655554 PAGE: 2 claimed sequence;10: PN: WO2020097235 SEQID: 239 claimed protein

CAS No.:

3303-31-9

Molecular Formula:

C12H24N2O3

InChIKeys:

InChIKey=LCPYQJIKPJDLLB-UWVGGRQHSA-N

Molecular Weight:

244.33

Exact Mass:

244.33

EC Number:

221-976-6

DSSTox ID:

DTXSID00186696

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

92.4

XLogP3:

-1.5

Appearance:

Solid

Melting Point:

270 °C

Boiling Point:

432.7°C at 760 mmHg

See More L-Leucyl-L-leucine Properties 

Hazard Identification

Classification of the substance or mixture

no data available

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	no data available
Signal word	no data available
Hazard statement(s)	no data available
Prevention	no data available
Response	no data available
Storage	no data available
Disposal	no data available

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-Leucyl-L-leucine Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
API

Location:
1806 Building B,Science Building,Hongkong Road,Wuhan City,Hubei Province

Year of Establishment:
2024

Inquiry History

2 Inquiries

Country	Product	Purchase Quantity	Date Posted
Australia	N-L-leucyl-L-leucine H-LEU-LEU-OH	1 KG	Mar 24, 2026
Spain	N-L-leucyl-L-leucine	50 KG	Sep 17, 2025

Post an enquiry for this product

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