75999-15-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75999-15-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,9,9 and 9 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 75999-15:
(7*7)+(6*5)+(5*9)+(4*9)+(3*9)+(2*1)+(1*5)=194
194 % 10 = 4
So 75999-15-4 is a valid CAS Registry Number.
75999-15-4Relevant articles and documents
Simple Synthesis of 4-(Heteroarylmethyl)phenols and Their Acylation
Kuebel, Boerries
, p. 1392 - 1401 (2007/10/02)
Condensation of 4-hydroxybenzaldehyde (1) with ethyl acetoacetate (2a) or acetylacetone (2b) gives 3a and 3b, respectively, which on hydrogenation afford the 2-(4-hydroxybenzyl)-1,3-dicarbonyl compounds 4a and 4b, respectively.These react with hydrazines