765952-47-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 765952-47-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,5,9,5 and 2 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 765952-47:
(8*7)+(7*6)+(6*5)+(5*9)+(4*5)+(3*2)+(2*4)+(1*7)=214
214 % 10 = 4
So 765952-47-4 is a valid CAS Registry Number.
765952-47-4Relevant articles and documents
Synthesis of 7-phenylethoxy-1,2,3,4-tetrahydroiso- quinoline derivatives
Caubert, Virginie,Viaud-Massuard, Marie-Claude
, p. 175 - 180 (2007/10/03)
Synthesis of 7-hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid derivatives is described, from diiodotyrosine, using a Pictet-Spengler reaction and further O-alkylation of the aromatic ring providing compounds (1) and (2).