136287-58-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 136287-58-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,2,8 and 7 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 136287-58:
(8*1)+(7*3)+(6*6)+(5*2)+(4*8)+(3*7)+(2*5)+(1*8)=146
146 % 10 = 6
So 136287-58-6 is a valid CAS Registry Number.
136287-58-6Relevant academic research and scientific papers
SYNTHESIS OF 4-DIALKYLAMINO-1-ACYL-1-BUTEN-3-YNES
Ostroumov, I. G.,Khakunova, E. Yu.,Tsil'ko, A. E.,Maretina, I. A.,Petrov, A. A.
, p. 2172 - 2173 (2007/10/02)
A method is proposed for the production of 4-dialkylamino-1-acyl-1-buten-3-ynes by the reaction of 3-dialkylamino-2-bromopropenals with methyl ketones in the presence of potassium tert-butoxide.
