575-47-3 Usage
Purification Methods
The monohydrate crystallises from moist acetone or moist ethyl acetate. Dry it in a vacuum. [Wintersteiner in “The chemistry of Penicilin”, Clarke, Johnson and Robinson eds, Princeton University Press, p 470 1949.]
Check Digit Verification of cas no
The CAS Registry Mumber 575-47-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,7 and 5 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 575-47:
(5*5)+(4*7)+(3*5)+(2*4)+(1*7)=83
83 % 10 = 3
So 575-47-3 is a valid CAS Registry Number.
InChI:InChI=1/C14H22N2O4S.Na/c1-4-5-6-7-8(17)15-9-11(18)16-10(13(19)20)14(2,3)21-12(9)16;/h9-10,12H,4-7H2,1-3H3,(H,15,17)(H,19,20);/q;+1/p-1