Z-L-Alanine - ≥98% , CAS No.1142-20-7

CAS: 1142-20-7 Cat. No.: Z108996 Molecular Weight: 223.23 Beilstein Registry Number: 2056164 EC Number: 214-532-8
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
N-benzyloxycarbonyl-(L)-alanine | AC-24128 | N-BENZYLOXYCARBONYL-L-SERINE-BETALACTONE | N-[(Benzyloxy)carbonyl]-L-alanine | N-ALPHA-CBZ-L-ALANINE | CBZ-L-ALA-OH | Z756425222 | Alanine, N-[(phenylmethoxy)carbonyl]- | SCHEMBL241565 | ((Benzyloxy)carbonyl)-L
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
5g
Z108996-5g
5
$9.90
10g
Z108996-10g
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25g
Z108996-25g
4

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$28.90
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100g
Z108996-100g
10

$54.90

$82.90
Save $28.00 (33.78%)
500g
Z108996-500g
1

$86.90

$130.90
Save $44.00 (33.61%)
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Why this grade

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

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Storage & shipping

Room temperature Ships Normal 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 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
N-benzyloxycarbonyl-(L)-alanine | AC-24128 | N-BENZYLOXYCARBONYL-L-SERINE-BETALACTONE | N-[(Benzyloxy)carbonyl]-L-alanine | N-ALPHA-CBZ-L-ALANINE | CBZ-L-ALA-OH | Z756425222 | Alanine, N-[(phenylmethoxy)carbonyl]- | SCHEMBL241565 | ((Benzyloxy)carbonyl)-L
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488191326
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488191326
Canonical SmilesCC(C(=O)O)NC(=O)OCC1=CC=CC=C1
IUPAC Name(2S)-2-(phenylmethoxycarbonylamino)propanoic acid
InChIKeyTYRGLVWXHJRKMT-QMMMGPOBSA-N
INCHI1S/C11H13NO4/c1-8(10(13)14)12-11(15)16-7-9-5-3-2-4-6-9/h2-6,8H,7H2,1H3,(H,12,15)(H,13,14)/t8-/m0/s1
Isomeric SMILES C[C@@H](C(=O)O)NC(=O)OCC1=CC=CC=C1
WGK Germany 3
Molecular Weight 223.23
Beilstein 2056164
Reaxy-Rn 1471056
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1471056&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
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 ParentAlanine and derivatives
Alternative Parents Benzyloxycarbonyls  Carbamate esters  Organic carbonic acids and derivatives  Monocarboxylic acids and derivatives  Carboxylic acids  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alanine or derivatives - Benzyloxycarbonyl - Monocyclic benzene moiety - Benzenoid - Carbamic acid ester - Carbonic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Organooxygen compound - Organonitrogen compound - Organopnictogen compound - Organic nitrogen compound - Carbonyl group - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alanine and derivatives. These are compounds containing alanine or a derivative thereof resulting from reaction of alanine 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





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.

12 results found

Lot NumberCertificate TypeDateItem
I2202955Certificate of AnalysisJun 11, 2026 Z108996
I2202957Certificate of AnalysisJun 11, 2026 Z108996
I2202958Certificate of AnalysisJun 11, 2026 Z108996
L2106737Certificate of AnalysisSep 24, 2025 Z108996
L2106738Certificate of AnalysisSep 24, 2025 Z108996
L2106742Certificate of AnalysisSep 24, 2025 Z108996
J1912085Certificate of AnalysisAug 14, 2023 Z108996
H1510266Certificate of AnalysisApr 12, 2023 Z108996
A1513012Certificate of AnalysisSep 20, 2022 Z108996
E2309047Certificate of AnalysisJun 24, 2022 Z108996
E2309067Certificate of AnalysisJun 24, 2022 Z108996
E2309050Certificate of AnalysisSep 09, 2021 Z108996

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Chemical and Physical Properties
Solubility[α]23/D −14.2°, c = 2 in acetic acid
Specific Rotation[α][α]23/D −14.2°, c = 2
Melt Point(°C)82-84 °C
Molecular Weight223.220 g/mol
XLogP31.400
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count5
Exact Mass223.084 Da
Monoisotopic Mass223.084 Da
Topological Polar Surface Area75.600 Ų
Heavy Atom Count16
Formal Charge0
Complexity248.000
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
Citations of This Product
References
1. Zhanpeng Ren, Jianying Wang, Chenglong Xue, Minghua Deng, Haiyang Yu, Tianci Lin, Jiayuan Zheng, Rongxiang He, Xianbao Wang, Jinhua Li.  (2023)  Ultrahighly Sensitive and Selective Glutathione Sensor Based on Carbon Dot-Functionalized Solution-Gate Graphene Transistor.  ANALYTICAL CHEMISTRY,      [PMID:37971943] [10.1021/acs.analchem.3c03656]
2. Yuan-Yuan Zhu, Ting-Ting Yin, Xue-Liang Li, Ming Su, Ya-Xin Xue, Zhi-Peng Yu, Na Liu, Jun Yin, Zong-Quan Wu.  (2014)  Synthesis and Chiroptical Properties of Helical Polyallenes Bearing Chiral Amide Pendants.  MACROMOLECULES,      [PMID:] [10.1021/ma5019022]
Solution Calculators
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