Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC)

Name: Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC)
Brand: Vaqora Chemicals
SKU: VQ-002247

About Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC)

Fmoc-D-Cys(Trt)-OH is a protected amino acid carrying the CAS registry number 167015-11-4 with a typical assay of ≥97%. Its molecular formula is C37H31NO4S and its molecular weight is 585.7 g/mol. Systematically, it is named (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-tritylsulfanylpropanoic acid. It is also known as Nα-Fmoc-S-trityl-D-cysteine or Fmoc-S-trityl-D-cysteine.

The material typically appears as powder or crystals. Reported physical data include a melting point of 174 °C. Recommended storage is at 2–8 °C, with the container kept tightly sealed. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for solid-phase peptide synthesis (SPPS), peptide drug discovery and medicinal chemistry. Buyers come mainly from academic and industrial research and diagnostics and biotechnology.

Vaqora Chemicals supplies Fmoc-D-Cys(Trt)-OH in 1 g and 5 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Solid-phase peptide synthesis (SPPS)
Peptide drug discovery
Medicinal chemistry

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC)
Catalogue No.	VQ-002247
CAS Number	167015-11-4
IUPAC name	(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-tritylsulfanylpropanoic acid
Molecular formula	C₃₇H₃₁NO₄S
Molecular weight	585.7 g/mol
Exact mass	585.1974
Purity / assay	≥97%
HSN code	29242990
InChIKey	KLBPUVPNPAJWHZ-UUWRZZSWSA-N
SMILES	C1=CC=C(C=C1)C(C2=CC=CC=C2)(C3=CC=CC=C3)SC[C@H](C(=O)O)NC(=O)OCC4C5=CC=CC=C5C6=CC=CC=C46
PubChem CID	7168037

Physical properties
Physical form	Crystalline
Appearance	Powder or crystals
Melting point	174 °C
LogP (XLogP3)	8
H-bond donors / acceptors	2 / 5
TPSA	101 Å²
Storage	2–8 °C
Synonyms	Nα-Fmoc-S-trityl-D-cysteine, Fmoc-S-trityl-D-cysteine, N-Fmoc-S-trityl-D-cysteine, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-S-(triphenylmethyl)-D-cysteine, D-Cysteine, N-[(9H-fluoren-9-ylmethoxy)carbonyl]-S-(triphenylmethyl)-, N-(((9H-Fluoren-9-yl)methoxy)carbonyl)-S-trityl-D-cysteine, (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(tritylthio)propanoic acid, N-Fmoc-S-(triphenylmethyl)-D-cysteine, Nalpha-Fmoc-S-trityl-D-cysteine, N-Alpha-(9-Fluorenylmethyloxycarbonyl)-S-Trityl-D-Cysteine, (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-tritylsulfanyl-propanoic acid, Fmoc-D-Cys(Trt)-OH, >=97.0% (HPLC)

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC)?

The CAS Registry Number of Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC) is 167015-11-4. It is also known as Nα-Fmoc-S-trityl-D-cysteine, Fmoc-S-trityl-D-cysteine, N-Fmoc-S-trityl-D-cysteine.

What is the molecular formula and molecular weight of Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC)?

Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC) has the molecular formula C37H31NO4S and a molecular weight of 585.7 g/mol. Its IUPAC name is (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-tritylsulfanylpropanoic acid.

Which grade and pack sizes of Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC) can I order?

We supply Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC) in (≥97%) grade, in 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC)?

Yes. Every lot of Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC) is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC) be shipped internationally?

Yes. Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC) is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should Fmoc-D-Cys(Trt)-OH, ≥97% (HPLC) be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.