Nalpha-Carbobenzyloxy-L-arginine - ≥98.5% , CAS No.1234-35-1

CAS: 1234-35-1 Cat. No.: C113128 Molecular Weight: 308.33 Beilstein Registry Number: 2169267 EC Number: 214-973-6
AVAILABLE TO ORDER
GRADE & PURITY ≥98.5%
Synonyms
Z-Arg-OH | (2S)-5-(diaminomethylideneamino)-2-(phenylmethoxycarbonylamino)pentanoic acid | Cbz-L-Arginine | Z-Arg-OH, >=96.0% (NT) | Arginine, N-(benzyloxy)carbonyl- | Guanidin | n-alpha-benzyloxycarbonyl-l-arginine | Z-Arg-OH | Z-L-Arg-OH | STL466178 | C
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
C113128-1g
3
$9.90
5g
C113128-5g
3
$10.90
10g
C113128-10g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$14.90

$22.90
Save $8.00 (34.93%)
25g
C113128-25g
3

$23.90

$35.90
Save $12.00 (33.43%)
100g
C113128-100g
3

$55.90

$83.90
Save $28.00 (33.37%)
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Why this grade

≥98.5% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice 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
Z-Arg-OH | (2S)-5-(diaminomethylideneamino)-2-(phenylmethoxycarbonylamino)pentanoic acid | Cbz-L-Arginine | Z-Arg-OH, >=96.0% (NT) | Arginine, N-(benzyloxy)carbonyl- | Guanidin | n-alpha-benzyloxycarbonyl-l-arginine | Z-Arg-OH | Z-L-Arg-OH | STL466178 | C
Specifications & Purity
≥98.5%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98.5%
Names and Identifiers
Pubchem Sid504754603
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504754603
Canonical SmilesC1=CC=C(C=C1)COC(=O)NC(CCCN=C(N)N)C(=O)O
IUPAC Name(2S)-5-(diaminomethylideneamino)-2-(phenylmethoxycarbonylamino)pentanoic acid
InChIKeySJSSFUMSAFMFNM-NSHDSACASA-N
INCHI1S/C14H20N4O4/c15-13(16)17-8-4-7-11(12(19)20)18-14(21)22-9-10-5-2-1-3-6-10/h1-3,5-6,11H,4,7-9H2,(H,18,21)(H,19,20)(H4,15,16,17)/t11-/m0/s1
Isomeric SMILES C1=CC=C(C=C1)COC(=O)N[C@@H](CCCN=C(N)N)C(=O)O
WGK Germany 3
Molecular Weight 308.33
Beilstein 2169267
Reaxy-Rn 48649473
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=48649473&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.

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
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzyloxycarbonyls
Intermediate Tree Nodes Not available
Direct ParentBenzyloxycarbonyls
Alternative Parents Alpha amino acids and derivatives  Carbamate esters  Organic carbonic acids and derivatives  Guanidines  Propargyl-type 1,3-dipolar organic compounds  Monocarboxylic acids and derivatives  Carboxylic acids  Carboximidamides  Organopnictogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alpha-amino acid or derivatives - Benzyloxycarbonyl - Carbamic acid ester - Guanidine - Carbonic acid derivative - Carboxylic acid derivative - Carboxylic acid - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Carboximidamide - Monocarboxylic acid or derivatives - Organic nitrogen compound - Organonitrogen compound - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Carbonyl group - Organic oxygen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzyloxycarbonyls. These are organic compounds containing a carbonyl group substituted with a benzyloxyl group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Mechanisms of Action
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.

10 results found

Lot NumberCertificate TypeDateItem
B2225343Certificate of AnalysisDec 12, 2025 C113128
B2225345Certificate of AnalysisDec 12, 2025 C113128
B2225359Certificate of AnalysisDec 12, 2025 C113128
A2213037Certificate of AnalysisOct 13, 2025 C113128
G2410147Certificate of AnalysisApr 12, 2024 C113128
G2410148Certificate of AnalysisApr 12, 2024 C113128
H1920112Certificate of AnalysisJun 06, 2023 C113128
H1512123Certificate of AnalysisJun 05, 2023 C113128
B2225243Certificate of AnalysisDec 30, 2021 C113128
H2527075Certificate of AnalysisDec 30, 2021 C113128
Chemical and Physical Properties
Specific Rotation[α]-10 ° (C=5.5, 0.2mol/L HCl)
Melt Point(°C)171-174°C
Molecular Weight308.330 g/mol
XLogP30.200
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count5
Rotatable Bond Count9
Exact Mass308.148 Da
Monoisotopic Mass308.148 Da
Topological Polar Surface Area140.000 Ų
Heavy Atom Count22
Formal Charge0
Complexity390.000
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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