Z-Thr-OH - ≥98% , CAS No.19728-63-3

CAS: 19728-63-3 Cat. No.: Z100798 Molecular Weight: 253.25 Beilstein Registry Number: 2335409 EC Number: 243-258-1
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
N-Carbobenzoxy-L-threonine | ((Benzyloxy)carbonyl)-L-threonine | (2S,3R)-2-{[(benzyloxy)carbonyl]amino}-3-hydroxybutanoic acid | 6-benzyl-2-sulfanylidene-1H-pyrimidin-4-one | Z-L-Thr-OH | N-Cbz-L-threonine | N-Benzyloxycarbonyl-L-threonine
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
Z100798-5g
1

$10.90

$16.90
Save $6.00 (35.50%)
10g
Z100798-10g
3

$17.90

$26.90
Save $9.00 (33.46%)
25g
Z100798-25g
4

$25.90

$38.90
Save $13.00 (33.42%)
100g
Z100798-100g
2

$71.90

$107.90
Save $36.00 (33.36%)
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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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
N-Carbobenzoxy-L-threonine | ((Benzyloxy)carbonyl)-L-threonine | (2S, 3R)-2-{[(benzyloxy)carbonyl]amino}-3-hydroxybutanoic acid | 6-benzyl-2-sulfanylidene-1H-pyrimidin-4-one | Z-L-Thr-OH | N-Cbz-L-threonine | N-Benzyloxycarbonyl-L-threonine
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488186481
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488186481
Canonical SmilesCC(C(C(=O)O)NC(=O)OCC1=CC=CC=C1)O
IUPAC Name(2S,3R)-3-hydroxy-2-(phenylmethoxycarbonylamino)butanoic acid
InChIKeyIPJUIRDNBFZGQN-SCZZXKLOSA-N
INCHI1S/C12H15NO5/c1-8(14)10(11(15)16)13-12(17)18-7-9-5-3-2-4-6-9/h2-6,8,10,14H,7H2,1H3,(H,13,17)(H,15,16)/t8-,10+/m1/s1
Isomeric SMILES C[C@H]([C@@H](C(=O)O)NC(=O)OCC1=CC=CC=C1)O
WGK Germany 3
Molecular Weight 253.25
Beilstein 2335409
Reaxy-Rn 2139494
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2139494&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  Beta hydroxy acids and derivatives  Carbamate esters  Secondary alcohols  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 Alpha-amino acid or derivatives - Benzyloxycarbonyl - Beta-hydroxy acid - Hydroxy acid - Carbamic acid ester - Secondary alcohol - Carbonic acid derivative - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Alcohol - Organonitrogen compound - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Carbonyl group - Organopnictogen compound - Organic oxygen compound - Organic nitrogen 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





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
H1802049Certificate of AnalysisMar 20, 2026 Z100798
D2225023Certificate of AnalysisFeb 04, 2026 Z100798
D2225033Certificate of AnalysisFeb 04, 2026 Z100798
D2225065Certificate of AnalysisFeb 04, 2026 Z100798
E2413530Certificate of AnalysisMar 25, 2024 Z100798
I1517026Certificate of AnalysisMay 08, 2023 Z100798
Chemical and Physical Properties
Specific Rotation[α]-4.9 ° (C=2, AcOH)
Melt Point(°C)102.0 to 105.0 °C
Molecular Weight253.250 g/mol
XLogP30.800
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count5
Rotatable Bond Count6
Exact Mass253.095 Da
Monoisotopic Mass253.095 Da
Topological Polar Surface Area95.900 Ų
Heavy Atom Count18
Formal Charge0
Complexity288.000
Isotope Atom Count0
Defined Atom Stereocenter Count2
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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