181878-28-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 181878-28-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,8,7 and 8 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 181878-28:
(8*1)+(7*8)+(6*1)+(5*8)+(4*7)+(3*8)+(2*2)+(1*8)=174
174 % 10 = 4
So 181878-28-4 is a valid CAS Registry Number.
181878-28-4Relevant articles and documents
Preparation of a monolithium acetylide/ammonia complex
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, (2008/06/13)
Preparation of a monolithium acetylide/ammonia complex by the reaction of lithium amide and acetylene in ammonia, by carrying out the reaction at a temperature of from -10° to 30° C.
