4497-08-9 Usage
Uses
Anhydrochlortetracycline is a degradation product of chlortetracycline formed by acid-catalysed isomerisation of the dimethylamino group at C4. Anhydrochlortetracycline exhibits little antibiotic activity but its abundance is indicative of poor storage and handling of chlortetracycline.
Check Digit Verification of cas no
The CAS Registry Mumber 4497-08-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,9 and 7 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 4497-08:
(6*4)+(5*4)+(4*9)+(3*7)+(2*0)+(1*8)=109
109 % 10 = 9
So 4497-08-9 is a valid CAS Registry Number.
InChI:InChI=1/C22H21ClN2O7/c1-7-8-6-9-16(25(2)3)18(28)15(21(24)31)20(30)22(9,32)19(29)13(8)17(27)14-11(26)5-4-10(23)12(7)14/h4-5,9,16,26-27,31-32H,6,24H2,1-3H3/p+1/t9-,16-,22-/m0/s1