856838-98-7

Basic information

• Product Name: N-BUTYL-2-PIPERIDINE CARBOXYLIC ACID
• Synonyms: N-BUTYL-2-PIPERIDINE CARBOXYLIC ACID;Bupivacaine Impurity 7
• CAS NO: 856838-98-7
• Molecular Formula: C10H19NO2
• Molecular Weight: 185.265
• Mol File: 856838-98-7.mol

Chemical Properties

• Appearance: /
• CAS DataBase Reference: N-BUTYL-2-PIPERIDINE CARBOXYLIC ACID(CAS DataBase Reference)
• NIST Chemistry Reference: N-BUTYL-2-PIPERIDINE CARBOXYLIC ACID(856838-98-7)
• EPA Substance Registry System: N-BUTYL-2-PIPERIDINE CARBOXYLIC ACID(856838-98-7)

Safety Data

• Hazardous Substances Data: 856838-98-7(Hazardous Substances Data)

Usage

Uses

Used in Pharmaceutical Industry:
N-Butyl-2-piperidine carboxylic acid is used as a key intermediate in the synthesis of various pharmaceuticals for its contribution to the development of drugs with anticonvulsant properties, helping in the management of seizure disorders.
Used in Agrochemical Industry:
In the agrochemical sector, N-Butyl-2-piperidine carboxylic acid serves as an essential component in the creation of agrochemicals, potentially offering antiparasitic effects beneficial for protecting crops from harmful parasites.
Used in Organic Compounds Production:
Due to its unique structure, N-Butyl-2-piperidine carboxylic acid is utilized as a valuable intermediate in the production of a range of organic compounds, contributing to the diversity and complexity of chemical syntheses.

Upstream product

• 123-72-8 butyraldehyde 
• 3105-95-1 pipecolinic acid 
• 4043-87-2 pipecolic Acid 
• 1723-00-8 (R)-(+)-pipecolic acid 
• 1489-69-6 Cyclopropanecarboxaldehyde 

Relevant articles and documents

TUBULYSIN ANALOGUES AS ANTICANCER AGENTS AND PAYLOADS FOR ANTIBODY-DRUG CONJUGATES AND METHODS OF TREATMENT THEREWITH

In one aspect, the present disclosure provides tubulysin analogs of the formula (I) wherein the variables are as defined herein. In another aspect, the present disclosure also provides methods of preparing the compounds disclosed herein. In another aspect

Improved Total Synthesis of Tubulysins and Design, Synthesis, and Biological Evaluation of New Tubulysins with Highly Potent Cytotoxicities against Cancer Cells as Potential Payloads for Antibody-Drug Conjugates

Improved, streamlined total syntheses of natural tubulysins such as V (Tb45) and U (Tb46) and pretubulysin D (PTb-D43), and their application to the synthesis of designed tubulysin analogues (Tb44, PTb-D42, PTb-D47-PTb-D49, and Tb50-Tb120), are described.

Preparation method of levobupivacaine hydrochloride

The invention belongs to the technical field of chemical synthesis and particularly relates to a preparation method of levobupivacaine hydrochloride. The preparation method comprises the steps of carrying out catalytic hydrogenation on racemic or S-form 2-piperidinecarboxylicacid as a raw material and n-butanal so as to obtain 1-butylpiperidine-2-carboxylic acid, carrying out condensation reaction on 1-butylpiperidine-2-carboxylic acid and 2,6-dimethylaniline so as to generate bupivacaine or levobupivacaine, and carrying out subsequent treatment, so as to obtain a final product, namely levobupivacaine hydrochloride. Compared with existing synthetic routes, the preparation method has the advantages that the synthetic route is short, the method is simple, convenient in operation, low in cost and easy for industrial production, reaction conditions of each step are relatively mild, the process is stable, a strong-corrosion chlorinated reagent is not used, and the environmental pollution is reduced.

Preparation method of levobupivacaine hydrochloride

The invention belongs to the technical field of chemical synthesis and in particular relates to a preparation method of levobupivacaine hydrochloride. The preparation method takes racemic or S-configuration 2-piperidinecarboxylic acid as a starting raw material and comprises the following steps: taking the starting raw material and n-butylaldehyde to react and carrying out borohydride reduction reaction to obtain 1-butylpiperidine-2-carboxylic acid; taking the 1-butylpiperidine-2-carboxylic acid and 2,6-dimethylaniline to be subjected to condensation reaction, so as to generate bupivacaine or levobupivacaine; carrying out subsequent treatment to obtain a final product levobupivacaine hydrochloride. Compared with an existing synthesis route, the preparation method has the advantages of short synthesis route, simple method, convenience for operation, low cost and easiness for industrial production; reaction conditions of each step are relatively moderate, a process is stable, a strong-corrosion chlorination reagent is not used, the pollution to environment is reduced and the like.

DESACETOXYTUBULYSIN H AND ANALOGS THEREOF

In one aspect, the present disclosure provides tubulysin analogs of the formula (I) wherein R1, R2, R3, R4, X1, X2, X3, and A1 are as defined herein. In another aspect, the present disclosure also provides methods of preparing the compounds disclosed herein. In another aspect, the present disclosure also provides pharmaceutical compositions and methods of use of the compounds disclosed herein.