Ropivacaine hydrochloride monohydrate - ≥98%(HPLC) , CAS No.132112-35-7

CAS: 132112-35-7 Cat. No.: R131964 Molecular Weight: 328.88 EC Number: 663-286-1 PubChem CID: 6918111
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GRADE & PURITY ≥98%(HPLC)
Synonyms
LEA 103 | ROPIVACAINE HYDROCHLORIDE MONOHYDRATE [EP IMPURITY] | Ropivacaine hydrochloride monohydrate, >=98% (HPLC) | NSC 15747 | Ropivacaine hydrochloride monohydrate; (-)-(2S)-N-(2,6-Dimethylphenyl)-1-propylpiperidine-2-carboxamide hydrochloride monohyd
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10mg
R131964-10mg
3
$9.90
50mg
R131964-50mg
2
$11.90
250mg
R131964-250mg
2
$14.90
1g
R131964-1g
4
$32.90
5g
R131964-5g
3
$106.90
25g
R131964-25g
3
$324.90
100g
R131964-100g
2
$706.90
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Why this grade

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

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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.

📚

Literature proof

Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Ropivacaine hydrochloride monohydrate is an anaesthetic agent and blocks impulse conduction in nerve fibres through inhibiting sodium ion influx reversibly.
A reversible blockade of impulse propagation

Specifications

Synonyms
LEA 103 | ROPIVACAINE HYDROCHLORIDE MONOHYDRATE [EP IMPURITY] | Ropivacaine hydrochloride monohydrate, >=98% (HPLC) | NSC 15747 | Ropivacaine hydrochloride monohydrate; (-)-(2S)-N-(2, 6-Dimethylphenyl)-1-propylpiperidine-2-carboxamide hydrochloride monohyd
Specifications & Purity
≥98%(HPLC)
Biochemical and Physiological Mechanisms
Ropivacaine Hydrochloride Monohydrate causes reversible blockade of impulse propagation along nerve fibres by preventing the inward movement of sodium ions through the cell membrane of the nerve fibers.Reversible sodium ion influx inhibitor. Long-acting a
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Note
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour. Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
Purity
≥98%(HPLC)
Names and Identifiers
Pubchem Sid504764347
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504764347
Canonical SmilesCCCN1CCCCC1C(=O)NC2=C(C=CC=C2C)C.O.Cl
IUPAC Name(2S)-N-(2,6-dimethylphenyl)-1-propylpiperidine-2-carboxamide;hydrate;hydrochloride
InChIKeyVSHFRHVKMYGBJL-CKUXDGONSA-N
INCHI1S/C17H26N2O.ClH.H2O/c1-4-11-19-12-6-5-10-15(19)17(20)18-16-13(2)8-7-9-14(16)3;;/h7-9,15H,4-6,10-12H2,1-3H3,(H,18,20);1H;1H2/t15-;;/m0../s1
Isomeric SMILES CCCN1CCCC[C@H]1C(=O)NC2=C(C=CC=C2C)C.O.Cl
WGK Germany 3
Alternate CAS 132112-35-7
PubChem CID 6918111
MeSH Entry Terms 1 Propyl 2',6' pipecoloxylidide;1-propyl-2',6'-pipecoloxylidide;AL 381;AL-381;AL381;LEA 103;LEA-103;LEA103;Naropeine;Naropin;ropivacaine;ropivacaine hydrochloride;ropivacaine monohydrochloride;ropivacaine monohydrochloride, (S)-isomer
Molecular Weight 328.88

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 amides
Alternative Parents Piperidinecarboxamides  Anilides  m-Xylenes  N-arylamides  Trialkylamines  Secondary carboxylic acid amides  Azacyclic compounds  Organopnictogen compounds  Organic oxides  Hydrochlorides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Alpha-amino acid amide - 2-piperidinecarboxamide - Piperidinecarboxamide - Anilide - M-xylene - Xylene - N-arylamide - Monocyclic benzene moiety - Piperidine - Benzenoid - Carboxamide group - Secondary carboxylic acid amide - Tertiary amine - Tertiary aliphatic amine - Azacycle - Organoheterocyclic compound - Organic nitrogen compound - Hydrocarbon derivative - Organic oxide - Organooxygen compound - Organonitrogen compound - Organopnictogen compound - Carbonyl group - Organic oxygen compound - Hydrochloride - Amine - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alpha amino acid amides. These are amide derivatives of alpha amino acids.
External Descriptors hydrate
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.

11 results found

Lot NumberCertificate TypeDateItem
K1629029Certificate of AnalysisJan 05, 2026 R131964
H1802130Certificate of AnalysisOct 14, 2025 R131964
G2508106Certificate of AnalysisJul 15, 2025 R131964
D2418222Certificate of AnalysisMar 26, 2024 R131964
D2418238Certificate of AnalysisMar 26, 2024 R131964
D2418239Certificate of AnalysisMar 26, 2024 R131964
J2523184Certificate of AnalysisMar 26, 2024 R131964
J2122221Certificate of AnalysisAug 21, 2023 R131964
J2122300Certificate of AnalysisAug 21, 2023 R131964
J2122301Certificate of AnalysisAug 21, 2023 R131964
J2122349Certificate of AnalysisAug 21, 2023 R131964

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Chemical and Physical Properties
SolubilitySolubility: Soluble in DMSO (≥10mg/mL), methanol and water
Specific Rotation[α][α]/D -9 to -12, c = 1 in methanol
Molecular Weight328.900 g/mol
XLogP3
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count3
Rotatable Bond Count4
Exact Mass328.192 Da
Monoisotopic Mass328.192 Da
Topological Polar Surface Area33.300 Ų
Heavy Atom Count22
Formal Charge0
Complexity308.000
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 Count3
Citations of This Product
References
1. Haiyan Wang, Yu Zhang, Xiaotao Xu, Aizhong Wang.  (2021)  An injectable mesoporous silica-based analgesic delivery system prolongs the duration of sciatic nerve block in mice with minimal toxicity.  Acta Biomaterialia,      [PMID:34520884] [10.1016/j.actbio.2021.09.008]
2. Xin Tan, Yi Zhou, Yaxin Qin, Linjie Wu, Ruizhi Yang, Xiaoyan Bao, Ruolin Jiang, Xiaoyan Sun, Xufang Ying, Zhiqing Ben, Qi Dai, Zhicheng Zhang, Kai Zeng, Min Han.  (2024)  Self-Healing Hydrogel Resulting from the Noncovalent Interaction between Ropivacaine and Low-Molecular-Weight Gelator Sodium Deoxycholate Achieves Stable and Endurable Local Analgesia in Vivo.  ACS Applied Materials & Interfaces,      [PMID:39171973] [10.1021/acsami.4c07883]
Solution Calculators
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