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4-Penten-2-ynoic acid, 4-methyl-, also known as 4-methyl-4-penten-2-ynoic acid, is a chemical compound with the molecular formula C6H6O2. It is an unsaturated, conjugated dienoic acid with a triple bond and a double bond in its structure. This organic compound is characterized by the presence of a methyl group at the 4-position and a terminal acetylenic group. It is a colorless liquid with a pungent odor and is soluble in organic solvents. 4-Penten-2-ynoic acid, 4-methyl-, has various applications in the chemical industry, particularly in the synthesis of pharmaceuticals, agrochemicals, and other specialty chemicals. Due to its unique structure, it can undergo various chemical reactions, such as addition, substitution, and polymerization, making it a versatile building block in organic synthesis.

5963-81-5

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5963-81-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 5963-81-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,9,6 and 3 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 5963-81:
(6*5)+(5*9)+(4*6)+(3*3)+(2*8)+(1*1)=125
125 % 10 = 5
So 5963-81-5 is a valid CAS Registry Number.

5963-81-5SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 15, 2017

Revision Date: Aug 15, 2017

1.Identification

1.1 GHS Product identifier

Product name 4-methylpent-4-en-2-ynoic acid

1.2 Other means of identification

Product number -
Other names Isopropenylpropiolsaeure

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:5963-81-5 SDS

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