Fmoc-Cys(tBu)-OH CAS 67436-13-9 Fmoc-S-tert-Butyl-L-Cysteine Purity >99.0% (HPLC)
Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of Fmoc-S-tert-Butyl-L-Cysteine (Fmoc-Cys(tBu)-OH) (CAS: 67436-13-9) with high quality. Ruifu Chemical supplys a series of amino acids. We can provide worldwide delivery, competitive price, small and bulk quantities available. Purchase Fmoc-Cys(tBu)-OH, Please contact: alvin@ruifuchem.com
| Chemical Name | Fmoc-S-tert-Butyl-L-Cysteine |
| Synonyms | Fmoc-Cys(tBu)-OH; Fmoc-L-Cys(tBu)-OH; N-Fmoc-S-(tert-Butyl)-L-Cysteine; Nα-Fmoc-S-tert-Butyl-L-Cysteine; N(alpha)-Fmoc-S-tert-Butyl-L-Cysteine; N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-S-(tert-Butyl)-L-Cysteine; N-(9-Fluorenylmethyloxycarbonyl)-S-tert-Butyl-L-Cysteine; Fmoc-(R)-2-Amino-3-(S-tert-butyl)propanoic Acid |
| Stock Status | In Stock |
| CAS Number | 67436-13-9 |
| Molecular Formula | C22H25NO4S |
| Molecular Weight | 399.51 g/mol |
| Melting Point | 135.0~137.0℃ |
| Density | 1.237±0.06 g/cm3 |
| Sensitive | Heat Sensitive |
| Water Solubility | Soluble in Water |
| Storage Temp. | Cool & Dry Place (2~8℃) |
| COA & MSDS | Available |
| Category | Fmoc-Amino Acids |
| Brand | Ruifu Chemical |
| Items | Inspection Standards | Results |
| Appearance | White to Off-White Powder | White Powder |
| Specific Rotation [α]20/D | -23.0° to -26.0° (C=1 in DMF) |
-25.1° |
| Melting Point | 135.0~137.0℃ | 135.0~137.0℃ |
| TLC | One Spot | One Spot |
| Water by Karl Fischer | <1.00% | 0.23% |
| Purity / Analysis Method | >99.0% (HPLC) | 99.23% |
| Infrared Spectrum | Conforms to Structure | Complies |
| NMR Spectrum | Conforms to Structure | Complies |
| Conclusion | The product has been tested & complies with the given specifications | |
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.
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.
Safety Description S22 - Do not breathe dust.
S24/25 - Avoid contact with skin and eyes.
WGK Germany 3
HS Code 2922491990
Hazard Class IRRITANT
Fmoc-S-tert-Butyl-L-Cysteine (Fmoc-Cys(tBu)-OH) (CAS: 67436-13-9), is an amino acid building block used in peptide synthesis. With a growing peptide drug market the fast, reliable synthesis of peptides is of great importance.
Fmoc-Cys(tBu)-OH is used as a biochemical reagent and as an amino acid protective monomer.
Fmoc-amino acids, used in peptide synthesis, used as an organic synthesis intermediate, pharmaceutical intermediate, biochemical reagent or chemical reagent.
