108046-09-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108046-09-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,0,4 and 6 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 108046-09:
(8*1)+(7*0)+(6*8)+(5*0)+(4*4)+(3*6)+(2*0)+(1*9)=99
99 % 10 = 9
So 108046-09-9 is a valid CAS Registry Number.
108046-09-9Relevant articles and documents
CYCLISATION DE L'ACIDE AMINO-3 (THIENYL-3)-3 PROPIONIQUE EN AMINOCYCLOPENTATHIOPHENES
Dallemagne, P.,Rault, S.,Sevricourt, Cugnon de M.,Hassan, Kh. M.,Robba, M.
, p. 2607 - 2610 (1986)
The intramolecular cyclization of 3-amino-3-(3-thienyl) propionic acid to 4-amino-5,6 dihydro-4H-cyclopenta thiophene was achieved using a mixture of trifluoroacetic acid and anhydride.