Boc-L-cysteine - ≥98% , CAS No.20887-95-0

CAS: 20887-95-0 Cat. No.: B484479 Formula: C8H15NO4S Peso molecolare: 221.27 Beilstein Registry Number: 2450705
Disponibile su ordine
GRADE & PURITY ≥98%
Synonyms
Boc-Cys-OH | AKOS015895914 | (R)-2-TERT-BUTOXYCARBONYLAMINO-3-MERCAPTO-PROPIONIC ACID | A815004 | MONOBUTYRIN, (+/-)- | (2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-sulfanylpropanoic acid | (R)-2-((TERT-BUTOXYCARBONYL)AMINO)-3-MERCAPTOPROPANOIC ACID |
Storage
Store at 2-8°C,Protected from light,Argon charged
Shipped In
Wet ice
★
Size
Germania (EU)
USA*
Price
Qty
5g
B484479-5g
Su ordinazione · 8–12 settimane
58,05€
25g
B484479-25g
Su ordinazione · 8–12 settimane
225,53€
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Protected from light,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Sinonimi
Boc-Cys-OH | AKOS015895914 | (R)-2-TERT-BUTOXYCARBONYLAMINO-3-MERCAPTO-PROPIONIC ACID | A815004 | MONOBUTYRIN, (+/-)- | (2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-sulfanylpropanoic acid | (R)-2-((TERT-BUTOXYCARBONYL)AMINO)-3-MERCAPTOPROPANOIC ACID |
Specifiche e purezza
≥98%
Condizioni di conservazione di stoccaggio
Store at 2-8°C,Protected from light,Argon charged
Spedito in
Wet ice
Questo prodotto richiede spedizione a catena fredda. I servizi di terra e altri servizi economici non sono disponibili.
Purezza
≥98%
Nomi e identificatori
Pubchem Sid528763602
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/528763602
Sorrisi canoniciCC(C)(C)OC(=O)NC(CS)C(=O)O
IUPAC Name(2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-sulfanylpropanoic acid
InChIKeyATVFTGTXIUDKIZ-YFKPBYRVSA-N
INCHI1S/C8H15NO4S/c1-8(2,3)13-7(12)9-5(4-14)6(10)11/h5,14H,4H2,1-3H3,(H,9,12)(H,10,11)/t5-/m0/s1
Isomeri SMILES CC(C)(C)OC(=O)N[C@@H](CS)C(=O)O
WGK Germania 3
Peso molecolare 221.27
Beilstein 2450705
Reaxy-Rn 2450705
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2450705&ln=

Documentazione

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClasseCarboxylic acids and derivatives
SubclassAmino acids, peptides, and analogues
Intermediate Tree Nodes Amino acids and derivatives - Alpha amino acids and derivatives
Direct ParentCysteine and derivatives
Alternative Parents Carbamate esters  Organic carbonic acids and derivatives  Monocarboxylic acids and derivatives  Carboxylic acids  Alkylthiols  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Cysteine or derivatives - Carbamic acid ester - Carbonic acid derivative - Alkylthiol - Carboxylic acid - Monocarboxylic acid or derivatives - Organic nitrogen compound - Hydrocarbon derivative - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Organic oxide - Organopnictogen compound - Organic oxygen compound - Carbonyl group - Aliphatic acyclic compound
DescrizioneThis compound belongs to the class of organic compounds known as cysteine and derivatives. These are compounds containing cysteine or a derivative thereof resulting from reaction of cysteine at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom.
External Descriptors Not available
Struttura 3D
Modello di struttura chimica interattiva





Certificati (CoA, COO, BSE/TSE e tabella di analisi)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

3 results found

Lot NumberCertificate TypeDataOggetto
A2608267Certificate of AnalysisNov 18, 2025 B484479
A2608278Certificate of AnalysisNov 18, 2025 B484479
I2607081Certificate of AnalysisNov 18, 2025 B484479
Proprietà chimiche e fisiche
SensibilitàAir sensitive; Heat sensitive
Punto di fusione (°C)68 °C
Peso molecolare221.280 g/mol
XLogP30.800
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count5
Rotatable Bond Count5
Exact Mass221.072 Da
Monoisotopic Mass221.072 Da
Topological Polar Surface Area76.600 Ų
Heavy Atom Count14
Formal Charge0
Complexity224.000
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Domande frequenti e articoli
Calcolatori di soluzioni
Recensioni

Recensioni dei clienti

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