141269-45-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141269-45-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,2,6 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 141269-45:
(8*1)+(7*4)+(6*1)+(5*2)+(4*6)+(3*9)+(2*4)+(1*5)=116
116 % 10 = 6
So 141269-45-6 is a valid CAS Registry Number.
InChI:InChI=1/C19H25N5O4.ClH/c1-26-15-10-12-13(11-16(15)27-2)21-19(22-17(12)20)24-7-5-23(6-8-24)18(25)14-4-3-9-28-14;/h10-11,14H,3-9H2,1-2H3,(H2,20,21,22);1H
141269-45-6Relevant articles and documents
R(+)-terazosin
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, (2008/06/13)
R(+)-2-[4-[(tetrahydro-2-furanyl)carbonyl]-1-piperazinyl]-6,7-dimethoxy-4-quinazolinamine hydrochloride or a pharmaceutically acceptable salt or hydratet hereof (terazosin), substantially free of the S(-)-enantiomer.