L-Lysine Diisocyanate - ≥95% , CAS No.45172-15-4

CAS: 45172-15-4 Cat. No.: L193461 Molecular Weight: 226.23 EC Number: 630-601-9
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
L-Lysine ethyl ester diisocyanate | (S)-Ethyl 2,6-diisocyanatohexanoate
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
L193461-1g
3
$11.90
5g
L193461-5g
3
$34.90
25g
L193461-25g
1
$139.90
100g
L193461-100g
3
$429.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C,Argon charged 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.

📚

Literature proof

Cited in 9 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

It is an important raw material and intermediate used in organic synthesis agrochemical, pharmaceutical and dyestuff field.

Specifications

Synonyms
L-Lysine ethyl ester diisocyanate | (S)-Ethyl 2, 6-diisocyanatohexanoate
Specifications & Purity
≥95%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Canonical SmilesCCOC(=O)C(CCCCN=C=O)N=C=O
IUPAC Nameethyl (2S)-2,6-diisocyanatohexanoate
InChIKeyIGWTZHMYJZZIGC-VIFPVBQESA-N
INCHI1S/C10H14N2O4/c1-2-16-10(15)9(12-8-14)5-3-4-6-11-7-13/h9H,2-6H2,1H3/t9-/m0/s1
Isomeric SMILES CCOC(=O)[C@H](CCCCN=C=O)N=C=O
Molecular Weight 226.23
Reaxy-Rn 1979422
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1979422&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 ParentAlpha amino acid esters
Alternative Parents Fatty acid esters  Isocyanates  Carboxylic acid esters  Propargyl-type 1,3-dipolar organic compounds  Monocarboxylic acids and derivatives  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Alpha-amino acid ester - Fatty acid ester - Fatty acyl - Carboxylic acid ester - Isocyanate - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Monocarboxylic acid or derivatives - Organic nitrogen compound - Organonitrogen compound - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Carbonyl group - Aliphatic acyclic 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.

31 results found

Lot NumberCertificate TypeDateItem
E2614330Certificate of AnalysisMay 07, 2026 L193461
E2614329Certificate of AnalysisMay 07, 2026 L193461
E2614328Certificate of AnalysisMay 07, 2026 L193461
G2525415Certificate of AnalysisJul 14, 2025 L193461
G2525414Certificate of AnalysisJul 14, 2025 L193461
G2525404Certificate of AnalysisJul 14, 2025 L193461
G2525403Certificate of AnalysisJul 14, 2025 L193461
D2603129Certificate of AnalysisJul 14, 2025 L193461
F2214204Certificate of AnalysisMar 04, 2025 L193461
B2524071Certificate of AnalysisFeb 13, 2025 L193461
B2524260Certificate of AnalysisFeb 13, 2025 L193461
B2524261Certificate of AnalysisFeb 13, 2025 L193461
B2527733Certificate of AnalysisFeb 13, 2025 L193461
J2417586Certificate of AnalysisAug 27, 2024 L193461
J2417583Certificate of AnalysisAug 27, 2024 L193461
J2417582Certificate of AnalysisAug 27, 2024 L193461
J2417573Certificate of AnalysisAug 27, 2024 L193461
F2427480Certificate of AnalysisJun 17, 2024 L193461
F2427481Certificate of AnalysisJun 17, 2024 L193461
F2427477Certificate of AnalysisJun 17, 2024 L193461
D2424286Certificate of AnalysisApr 15, 2024 L193461
D2424274Certificate of AnalysisApr 15, 2024 L193461
D2424275Certificate of AnalysisApr 15, 2024 L193461
D2424276Certificate of AnalysisApr 15, 2024 L193461
D2424277Certificate of AnalysisApr 15, 2024 L193461
E2113234Certificate of AnalysisFeb 22, 2024 L193461
E2113232Certificate of AnalysisFeb 22, 2024 L193461
G2228816Certificate of AnalysisJun 09, 2022 L193461
F2214209Certificate of AnalysisMar 21, 2022 L193461
F2214208Certificate of AnalysisMar 21, 2022 L193461
A2402125Certificate of AnalysisMar 21, 2022 L193461

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Chemical and Physical Properties
SolubilitySparingly soluble in water (0.19 g/L).
SensitivityMoisture sensitive
Molecular Weight226.230 g/mol
XLogP33.300
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count6
Rotatable Bond Count9
Exact Mass226.095 Da
Monoisotopic Mass226.095 Da
Topological Polar Surface Area85.200 Ų
Heavy Atom Count16
Formal Charge0
Complexity304.000
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. Jiexiang Tong, Subin Xie, Jia-Tao Miao, Jing Luo, Ren Liu.  (2023)  Preparation of UV-cured polyurethane-urea acrylate coatings with high hardness and toughness.  PROGRESS IN ORGANIC COATINGS,      [PMID:] [10.1016/j.porgcoat.2023.107969]
2. Jiang Yaqiang, Zhang Zhaoguo, Xuan Chengkai, Shi Xuetao.  (2025)  PEG-based polyurethane bioadhesive for wet and adaptable adhesion to circumcision wounds.  Regenerative Biomaterials,      [PMID:40371272] [10.1093/rb/rbaf018]
3. Li Liu, Shengxiang Fu, Haojie Gu, Yangqian Li, Guonian Zhu, Hua Ai, Weimin Li.  (2025)  Platinum(IV)-Backboned Polymer Prodrug-Functionalized Manganese Oxide Nanoparticles for Enhanced Lung Cancer Chemoimmunotherapy via Amplifying Stimulator of Interferon Genes Activation.  ACS Nano,      [PMID:39772457] [10.1021/acsnano.4c15115]
4. Mingxuan Yu, Jiaqi Li, Mengyao Zhang, Xin Song, Chao Zhou, Li Liu, Guangfeng Wu.  (2025)  Interface Enhancement of Unidirectional Carbon Fiber/Epoxy Resin Composites Using Bio-Based Hyperbranched Waterborne Polyurethane With Biomimetic Rhizome Structure.  POLYMER COMPOSITES,      [PMID:] [10.1002/pc.70188]
5. Mingxuan Yu, Jiaqi Li, Mengyao Zhang, Xin Song, Chao Zhou, Li Liu, Guangfeng Wu.  (2025)  Hyperbranched bio-based waterborne polyurethane sizing agent: A ZnO-tartaric acid chelation strategy for synchronous interfacial enhancement and UV protective performance in carbon fiber/epoxy composites.  POLYMER,      [PMID:] [10.1016/j.polymer.2025.128986]
6. Fei Yan, Gaosong Wang, Shengtao Dai, Qitao Huang, Guodong Su, Xibing Zhan, Liu Liu.  (2025)  Bio-Based Waterborne Polyurethane Sizing Agent Containing Strong Adhesion Catechol Structure for the Interfacial Enhancement of Carbon Fiber/Polyamide 6 Composites.  POLYMER COMPOSITES,      [PMID:] [10.1002/pc.70581]
7. Shuqi Dong, Yan Gao, Jungang Yang, Guoyuan Zou, Wentian He, Liang Yuan, Bing Cao.  (2025)  High bio-content polyurethane coated controlled-release fertilizer with metal coordination layer for prolonged nutrient release and enhanced degradability.  INDUSTRIAL CROPS AND PRODUCTS,      [PMID:] [10.1016/j.indcrop.2025.122288]
8. Xing Chen, Yifan Ma, Lingfei Zhao, Lingbin Che, Dianwen Song, Zihan Wu, Changsheng Liu, Yuan Yuan.  (2025)  Injectable and In Situ Hydration-Reinforced Hybrid Bone Cements for Accelerated Bone Regeneration.  Advanced Science,      [PMID:41243223] [10.1002/advs.202512723]
9. Lei Tong, Yaling Cheng, Yuxiang Wang, Na Li, Jie Liang, Yong Sun, Yujiang Fan, Xingdong Zhang.  (2026)  Constructing highly bioactive and tough polyurethane bone adhesives by covalently integrating nanohydroxyapatite.  BIOMATERIALS,      [PMID:] [10.1016/j.biomaterials.2026.124127]
Solution Calculators
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