Boc-Cys(Trt)-OH CAS 21947-98-8 Purity >99.0% (HPLC) Factory

Short Description:

Name: N-Boc-S-Trityl-L-Cysteine

Synonyms: Boc-Cys(Trt)-OH

CAS: 21947-98-8  

Purity: >99.0% (HPLC)  

Appearance: White Powder 

Boc-Amino Acids and Derivatives, High Quality 

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


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Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of N-Boc-S-Trityl-L-Cysteine (Boc-Cys(Trt)-OH) (CAS: 21947-98-8) with high quality. Ruifu Chemical supplys a series of amino acids and derivatives. We can provide worldwide delivery, small and bulk quantities available. Purchase Boc-Cys(Trt)-OH, Please contact: alvin@ruifuchem.com

Chemical Properties:

Chemical Name N-Boc-S-Trityl-L-Cysteine 
Synonyms Boc-Cys(Trt)-OH; Boc-L-Cys(Trt)-OH; N-(tert-Butoxycarbonyl)-S-Trityl-L-Cysteine; Nα-Boc-S-Trityl-L-Cysteine; Boc-S-Trityl-L-Cysteine; Boc-S-Trityl-Cys-OH; N-Boc-S-Trityl-L-Cys-OH; (R)-2-tert-Butoxycarbonylamino-3-Tritylsulfanyl-Propionic Acid
Stock Status In Stock 
CAS Number 21947-98-8 
Molecular Formula C27H29NO4S
Molecular Weight 463.59 g/mol
Melting Point 140.0~150.0℃ 
Boiling Point  610.9±55.0℃ 
Density 1.200±0.06 g/cm3 
Refractive Index 1.596
Sensitive Heat Sensitive
Solubility  Soluble in Methanol
Storage Temp.  Cool & Dry Place (0~8℃) 
COA & MSDS Available
Category   Boc-Amino Acids  
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 Powder  White Powder  
Melting Point 140.0~150.0℃ 145.0~147.0℃
Specific Rotation [α]20/D +28.0° ± 2.0° (C=1 in EtOH)
+28.45°
Loss on Drying <0.50% 0.20% 
Purity / Analysis Method >99.0% (HPLC)  99.36% 
Optical Purity <0.50% D-Enantiomer Conforms          
Clarity of Solution 1 mmol in 2 ml DMF Clear Solution Conforms          
TLC Analysis One Spot Conforms      
MS Spectrum In Accordance With the Standard Conforms
NMR Spectrum In Accordance With the Standard Conforms
Conclusion This Product by Inspection Accords with the Enterprise Standard
Main Uses Boc-Amino Acids; Peptide Synthesis; Pharmaceutical Intermediates

Method of Analysis:

1. Description: White powder (View by eye)
2. Loss on drying: nmt 0.5% (60℃ 6h)
3. Melting point: 140.0~150.0℃ (According to Method III of CP2005 Excursus VI C) .
4.Specific Rotation: +28.0±2.0° (C=1, in EtOH)
5. Chromatographic purity (HPLC): nlt 99.00%
Column: Sinochrom ODS-BP 5um
Wavelength: 220nm
Mobile phase: Solvent A: 0.1%TFA in ACN
Solvent B: 0.1%TFA in H2O
Gradient: A B
0.01min 50% 50%
20.00min 100% 0%
25.00min STOP
Flow rate: 1.0ml/min
Sample Description: 5mg/10ml ACN
Volume: 10μL

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, dry (0~8℃) warehouse away from incompatible substances. Protect from heat, 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 AssuranceStrict 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.

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

Factory AuditFactory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

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

TransportationBy Express (FedEx, DHL), by Air, by Sea.

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

Custom SynthesisCan provide custom synthesis services to best fit your research needs.

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

Application:

N-Boc-S-Trityl-L-Cysteine (Boc-Cys(Trt)-OH) (CAS: 21947-98-8), Amino acids and derivatives, peptide synthesis, organic synthesis intermediate, pharmaceutical intermediates, biochemical reagents.

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