Boc-S-3-nitro-2-pyridinesulfenyl-D-cysteine - ≥98% , CAS No.200350-73-8

CAS: 200350-73-8 Cat. No.: B356224 Molecular Weight: 375.42
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
(S)-2-((tert-Butoxycarbonyl)amino)-3-((3-nitropyridin-2-yl)disulfanyl)propanoicacid | Boc-D-Cys(NPys)-OH | (2S)-2-{[(tert-butoxy)carbonyl]amino}-3-[(3-nitropyridin-2-yl)disulfanyl]propanoic acid | (S)-2-((tert-Butoxycarbonyl)amino)-3-((3-nitropyridin-2-yl
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
B356224-50mg
3

$31.90

$47.90
Save $16.00 (33.40%)
250mg
B356224-250mg
3

$118.90

$178.90
Save $60.00 (33.54%)
1g
B356224-1g
2

$379.90

$569.90
Save $190.00 (33.34%)
5g
B356224-5g
1

$1,422.90

$2,134.90
Save $712.00 (33.35%)
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Why this grade

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

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Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

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

Specifications

Synonyms
(S)-2-((tert-Butoxycarbonyl)amino)-3-((3-nitropyridin-2-yl)disulfanyl)propanoicacid | Boc-D-Cys(NPys)-OH | (2S)-2-{[(tert-butoxy)carbonyl]amino}-3-[(3-nitropyridin-2-yl)disulfanyl]propanoic acid | (S)-2-((tert-Butoxycarbonyl)amino)-3-((3-nitropyridin-2-yl
Specifications & Purity
≥98%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid504770058
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504770058
Canonical SmilesCC(C)(C)OC(=O)NC(CSSC1=C(C=CC=N1)[N+](=O)[O-])C(=O)O
IUPAC Name(2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-[(3-nitropyridin-2-yl)disulfanyl]propanoic acid
InChIKeyOVTLOLNDKQUMRH-MRVPVSSYSA-N
INCHI1S/C13H17N3O6S2/c1-13(2,3)22-12(19)15-8(11(17)18)7-23-24-10-9(16(20)21)5-4-6-14-10/h4-6,8H,7H2,1-3H3,(H,15,19)(H,17,18)/t8-/m1/s1
Isomeric SMILES CC(C)(C)OC(=O)N[C@H](CSSC1=C(C=CC=N1)[N+](=O)[O-])C(=O)O
Molecular Weight 375.42
Reaxy-Rn 34206175
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=34206175&ln=

Documentation

📋 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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 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
ClassCarboxylic 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 Nitroaromatic compounds  Pyridines and derivatives  Carbamate esters  Heteroaromatic compounds  Organic disulfides  Organic oxoazanium compounds  Azacyclic compounds  Monocarboxylic acids and derivatives  Propargyl-type 1,3-dipolar organic compounds  Carboxylic acids  Sulfenyl compounds  Organic salts  Organic oxides  Organonitrogen compounds  Hydrocarbon derivatives  Carbonyl compounds  Organic zwitterions  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Cysteine or derivatives - Nitroaromatic compound - Pyridine - Carbamic acid ester - Heteroaromatic compound - C-nitro compound - Organic disulfide - Organic nitro compound - Carboxylic acid - Monocarboxylic acid or derivatives - Organic oxoazanium - Sulfenyl compound - Allyl-type 1,3-dipolar organic compound - Propargyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Organoheterocyclic compound - Azacycle - Organic oxide - Organosulfur compound - Hydrocarbon derivative - Carbonyl group - Organic zwitterion - Organic nitrogen compound - Organic oxygen compound - Organic salt - Organonitrogen compound - Organooxygen compound - Aromatic heteromonocyclic compound
DescriptionThis 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
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
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.

6 results found

Lot NumberCertificate TypeDateItem
A2626159Certificate of AnalysisJan 30, 2026 B356224
I2224002Certificate of AnalysisJul 10, 2025 B356224
I2224003Certificate of AnalysisJul 10, 2025 B356224
I2224004Certificate of AnalysisJul 10, 2025 B356224
I2224025Certificate of AnalysisJul 10, 2025 B356224
L2402454Certificate of AnalysisJun 24, 2022 B356224
Chemical and Physical Properties
Molecular Weight375.400 g/mol
XLogP31.900
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count9
Rotatable Bond Count8
Exact Mass375.056 Da
Monoisotopic Mass375.056 Da
Topological Polar Surface Area185.000 Ų
Heavy Atom Count24
Formal Charge0
Complexity466.000
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
Solution Calculators
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