Methyl-(2,3-anhydro-α-L-ribopyranoside) is a complex organic compound with the molecular formula C6H10O4. It is a derivative of ribose, a naturally occurring sugar, where the 2nd and 3rd carbon atoms are connected, forming an anhydro bridge, and a methyl group is attached to the 1st carbon. methyl-(2,3-anhydro-α-L-ribopyranoside) is significant in the field of organic chemistry and biochemistry, as it serves as a building block for the synthesis of various nucleosides and other complex carbohydrates. It is also used in the study of carbohydrate chemistry and as an intermediate in the preparation of pharmaceuticals and other biologically active molecules.
The CAS Registry Mumber 3945-22-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,9,4 and 5 respectively; the second part has 2 digits, 2 and 2 respectively. Calculate Digit Verification of CAS Registry Number 3945-22: (6*3)+(5*9)+(4*4)+(3*5)+(2*2)+(1*2)=100 100 % 10 = 0 So 3945-22-0 is a valid CAS Registry Number.