181780-84-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 181780-84-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,7,8 and 0 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 181780-84:
(8*1)+(7*8)+(6*1)+(5*7)+(4*8)+(3*0)+(2*8)+(1*4)=157
157 % 10 = 7
So 181780-84-7 is a valid CAS Registry Number.
181780-84-7Relevant articles and documents
3-lithio-1-(triisopropylsilyl)indole, preparation and reactions with electrophilic reagents
Amat, Mercedes,Sathyanarayana, Swargam,Hadida, Sabine,Bosch, Joan
, p. 1713 - 1718 (1996)
3-Lithio-1-(triisopropylsilyl)indole (2) is prepared by halogenmetal exchange from the corresponding 3-bromoindole and regioselectively reacts with a variety of electrophilic reagents to give 3-substituted indoles.
