H-Leu-OBzl·TosOH CAS 1738-77-8 L-Leucine Benzyl Ester p-Toluenesulfonate Salt Purity >99.0% (HPLC) Factory

Short Description:

L-Leucine Benzyl Ester p-Toluenesulfonate Salt

Synonyms: H-Leu-OBzl·TosOH

CAS: 1738-77-8

Purity: >99.0% (HPLC)

Appearance: White Crystalline Powder

Amino Acids and Derivatives, High Quality

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

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Product Detail

Product Tags

Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of L-Leucine Benzyl Ester p-Toluenesulfonate Salt (H-Leu-OBzl·TosOH) (CAS: 1738-77-8) with high quality. Ruifu Chemical supplys a series of amino acids and peptide reagents. We can provide worldwide delivery, small and bulk quantities available. Purchase H-Leu-OBzl·TosOH, Please contact: alvin@ruifuchem.com

Chemical Properties:

Chemical Name	L-Leucine Benzyl Ester p-Toluenesulfonate Salt
Synonyms	H-Leu-OBzl·TosOH; L-Leu-OBzl·TosOH; H-Leu-OBzl p-Toluenesulfonate; L-Leucine Benzyl Ester 4-Toluenesulfonate Salt; (S)-Leucine Benzyl Ester Tosylate; Benzyl L-Leucinate p-Toluenesulfonate; Benzyl L-Leucinate Tosylate; L-Leucinebenzyl Ester Tosylate; Leucine Benzyl Ester 4-Toluenesulfonic Acid Salt
Stock Status	In Stock, Production Capacity 35 Tons per Month
CAS Number	1738-77-8
Molecular Formula	C13H19NO2.C7H8O3S
Molecular Weight	393.50 g/mol
Melting Point	155.0~160.0℃
Solubility	Soluble in Methanol
Storage Temp.	Cool & Dry Place (2~8℃)
COA & MSDS	Available
Category	Amino Acids and Derivatives
Brand	Ruifu Chemical

Safety Information:

Safety Statements	S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes.
WGK Germany	3	HS Code	2922491990

Specifications:

Items	Inspection Standards	Results
Appearance	White Crystalline Powder	Complies
Specific Rotation [α]20/D	+4.7° to +5.3° (C=2 in DMF)	+5.1°
Melting Point	155.0~160.0℃	158.5~159.5℃
Water (K.F.)	<0.50%	0.25%
Loss on Drying	<0.50% (70℃, 2h)	0.10%
Heavy Metals (Pb)	≤20ppm	<20ppm
H-Leu-OBzl·TosOH Purity	>99.0% (HPLC)	99.5%
Benzyl Alcohol (By TLC )	Not Detected	Complies
L-Leucine (By TLC )	Not Detected	Complies
Clarity of Solution	0.3 gram in 2ml DMF Clear Solution	Complies
Infrared Spectrum	Conforms to Structure	Complies
Conclusion	The product has been tested & complies with the given specifications

Package & Storage:

Package: Fluorinated Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.

Storage Condition: Store in sealed containers at cool and dry (2~8℃) warehouse away from incompatible substances. Protect from light and moisture.

Advantages:

Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system

FAQ:

How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com

15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.

Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.

Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.

Quality Assurance? Strict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

Samples? Most products provide free samples for quality evaluation, shipping cost should be paid by customers.

Factory Audit? Factory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

Delivery Time? If within stock, three days delivery guaranteed.

Transportation? By Express (FedEx, DHL), by Air, by Sea.

Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.

Custom Synthesis? Can provide custom synthesis services to best fit your research needs.

Payment Terms? Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc.

Application:

L-Leucine Benzyl Ester p-Toluenesulfonate Salt (H-Leu-OBzl·TosOH) (CAS: 1738-77-8), is a leucine derivative, antitumor drug intermediates. Amino acids derivatives, used in peptide synthesis, organic synthesis intermediates, pharmaceutical intermediates, biochemical reagents, chemical reagents.