43165-46-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 43165-46-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,3,1,6 and 5 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 43165-46:
(7*4)+(6*3)+(5*1)+(4*6)+(3*5)+(2*4)+(1*6)=104
104 % 10 = 4
So 43165-46-4 is a valid CAS Registry Number.
InChI:InChI=1/C6H10O3.Na/c1-6(2,3)4(7)5(8)9;/h1-3H3,(H,8,9);/q;+1/p-1
43165-46-4Relevant articles and documents
Preparation method of 3, 3-dimethyl-2-oxobutyric acid and sodium salt thereof
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Paragraph 0008; 0040-0051, (2021/04/03)
The present application relates to a preparation method of 3, 3-dimethyl-2-oxobutyric acid and a salt thereof. Sodium chlorite is used as an oxidizing agent to prepare 3, 3-dimethyl-2-oxobutyric acidsodium salt through the following reaction in the presence of a catalyst, and the sodium salt can be further acidified to obtain a free acid.