H-Ala-OBzl.TosOH - ≥98% , CAS No.42854-62-6

CAS: 42854-62-6 Cat. No.: A109014 Molecular Weight: 351.42 Beilstein Registry Number: 3586474 EC Number: 255-969-4
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
L-Alaninebenzylesterp-toluenesulfonatesalt | H-D-Ala-OBlz. Tos | H-Ala-obzl.tosoh | H-Ala-OBzl.Tos-OH | AC-14337 | H-ALA-OBZL P-TOSYLATE | NWOPHJSSBMABBD-QRPNPIFTSA-N | L-Alanine benzyl ester tosylate | L-Alanine benzyl ester p-toluenesulfonate salt | Ala
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
A109014-1g
5
$9.90
5g
A109014-5g
4
$10.90
25g
A109014-25g
4

$11.90

$17.90
Save $6.00 (33.52%)
100g
A109014-100g
3

$34.90

$52.90
Save $18.00 (34.03%)
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Why this grade

≥98% 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
L-Alaninebenzylesterp-toluenesulfonatesalt | H-D-Ala-OBlz. Tos | H-Ala-obzl.tosoh | H-Ala-OBzl.Tos-OH | AC-14337 | H-ALA-OBZL P-TOSYLATE | NWOPHJSSBMABBD-QRPNPIFTSA-N | L-Alanine benzyl ester tosylate | L-Alanine benzyl ester p-toluenesulfonate salt | Ala
Specifications & Purity
≥98%
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%
Names and Identifiers
Pubchem Sid488194062
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488194062
Canonical SmilesCC1=CC=C(C=C1)S(=O)(=O)O.CC(C(=O)OCC1=CC=CC=C1)N
IUPAC Namebenzyl (2S)-2-aminopropanoate;4-methylbenzenesulfonic acid
InChIKeyNWOPHJSSBMABBD-QRPNPIFTSA-N
INCHI1S/C10H13NO2.C7H8O3S/c1-8(11)10(12)13-7-9-5-3-2-4-6-9;1-6-2-4-7(5-3-6)11(8,9)10/h2-6,8H,7,11H2,1H3;2-5H,1H3,(H,8,9,10)/t8-;/m0./s1
Isomeric SMILES CC1=CC=C(C=C1)S(=O)(=O)O.C[C@@H](C(=O)OCC1=CC=CC=C1)N
WGK Germany 3
Molecular Weight 351.42
Beilstein 3586474
Reaxy-Rn 4117068
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4117068&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 ParentAlpha amino acid esters
Alternative Parents Alanine and derivatives  Benzyloxycarbonyls  Carboxylic acid esters  Monocarboxylic acids and derivatives  Organopnictogen compounds  Organic oxides  Monoalkylamines  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkNot available
Substituents Alpha-amino acid ester - Alanine or derivatives - Benzyloxycarbonyl - Monocyclic benzene moiety - Benzenoid - Carboxylic acid ester - Monocarboxylic acid or derivatives - Organic nitrogen compound - Primary amine - Organooxygen compound - Organonitrogen compound - Hydrocarbon derivative - Primary aliphatic amine - Organic oxide - Carbonyl group - Organopnictogen compound - Organic oxygen compound - Amine - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alpha amino acid esters. These are ester derivatives of alpha amino acids.
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.

7 results found

Lot NumberCertificate TypeDateItem
I1819127Certificate of AnalysisApr 15, 2026 A109014
G1817137Certificate of AnalysisFeb 05, 2026 A109014
E2203025Certificate of AnalysisFeb 04, 2026 A109014
E2203030Certificate of AnalysisFeb 04, 2026 A109014
B2324348Certificate of AnalysisMar 07, 2023 A109014
B2324324Certificate of AnalysisFeb 28, 2023 A109014
B2324318Certificate of AnalysisFeb 19, 2022 A109014
Chemical and Physical Properties
SolubilitySoluble in methanol
Specific Rotation[α]-5 ° (C=3, MeOH)
Melt Point(°C)110-115°C
Molecular Weight351.400 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count6
Rotatable Bond Count5
Exact Mass351.114 Da
Monoisotopic Mass351.114 Da
Topological Polar Surface Area115.000 Ų
Heavy Atom Count24
Formal Charge0
Complexity371.000
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 Count2
Solution Calculators
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