O-tert-Butyl-L-threonine - ≥98% , CAS No.4378-13-6

CAS: 4378-13-6 Cat. No.: B105983 Molecular Weight: 175.23 Beilstein Registry Number: 2206127 EC Number: 610-143-6
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
O-tert.Butyl-L-threonine | NMJINEMBBQVPGY-RITPCOANSA-N | O-t-Butyl-L-threonine | AC2524 | AKOS006238375 | O-tert-Butyl-L-allo-threonine | (2S,3R)-2-Amino-3-(tert-butoxy)butanoicacid | DS-13503 | (2S,3R)-2-amino-3-[(2-methylpropan-2-yl)oxy]butanoic acid |
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
B105983-1g
5

$13.90

$20.90
Save $7.00 (33.49%)
5g
B105983-5g
5

$16.90

$25.90
Save $9.00 (34.75%)
25g
B105983-25g
2

$31.90

$47.90
Save $16.00 (33.40%)
100g
B105983-100g
1

$122.90

$184.90
Save $62.00 (33.53%)
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Why this grade

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

🌡

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
O-tert.Butyl-L-threonine | NMJINEMBBQVPGY-RITPCOANSA-N | O-t-Butyl-L-threonine | AC2524 | AKOS006238375 | O-tert-Butyl-L-allo-threonine | (2S, 3R)-2-Amino-3-(tert-butoxy)butanoicacid | DS-13503 | (2S, 3R)-2-amino-3-[(2-methylpropan-2-yl)oxy]butanoic acid |
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488195916
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488195916
Canonical SmilesCC(C(C(=O)O)N)OC(C)(C)C
IUPAC Name(2S,3R)-2-amino-3-[(2-methylpropan-2-yl)oxy]butanoic acid
InChIKeyNMJINEMBBQVPGY-RITPCOANSA-N
INCHI1S/C8H17NO3/c1-5(6(9)7(10)11)12-8(2,3)4/h5-6H,9H2,1-4H3,(H,10,11)/t5-,6+/m1/s1
Isomeric SMILES C[C@H]([C@@H](C(=O)O)N)OC(C)(C)C
WGK Germany 3
Molecular Weight 175.23
Beilstein 2206127
Reaxy-Rn 2206126
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2206126&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 - Alpha amino acids
Direct ParentL-alpha-amino acids
Alternative Parents Branched fatty acids  Quaternary ammonium salts  Carboxylic acid salts  Monocarboxylic acids and derivatives  Dialkyl ethers  Carboxylic acids  Organic zwitterions  Organic salts  Organic oxides  Monoalkylamines  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents L-alpha-amino acid - Branched fatty acid - Fatty acid - Fatty acyl - Quaternary ammonium salt - Carboxylic acid salt - Carboxylic acid - Dialkyl ether - Ether - Monocarboxylic acid or derivatives - Organooxygen compound - Organonitrogen compound - Carbonyl group - Primary aliphatic amine - Organic nitrogen compound - Amine - Organic oxygen compound - Organic oxide - Organic zwitterion - Organic salt - Hydrocarbon derivative - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as l-alpha-amino acids. These are alpha amino acids which have the L-configuration of the alpha-carbon atom.
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
A2218071Certificate of AnalysisOct 29, 2025 B105983
A2218072Certificate of AnalysisOct 29, 2025 B105983
A2218073Certificate of AnalysisOct 29, 2025 B105983
A2218074Certificate of AnalysisOct 29, 2025 B105983
I1727079Certificate of AnalysisApr 09, 2025 B105983
E2324188Certificate of AnalysisDec 23, 2021 B105983
H2415019Certificate of AnalysisDec 23, 2021 B105983
Chemical and Physical Properties
Specific Rotation[α]-43 ° (C=2, MeOH)
Melt Point(°C)244-247°C
Molecular Weight175.230 g/mol
XLogP3-2.100
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count4
Exact Mass175.121 Da
Monoisotopic Mass175.121 Da
Topological Polar Surface Area72.600 Ų
Heavy Atom Count12
Formal Charge0
Complexity162.000
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
Documents & Articles
Solution Calculators
Reviews

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