The chemical compound "DL-O1-acetyl-O2,O4;O3,O5-((RS,SR)-dibenzylidene)-xylitol" is a complex organic molecule derived from xylitol, a sugar alcohol. It features an acetyl group at the O1 position and a dibenzylidene moiety bridging the O2, O4 and O3, O5 positions. The dibenzylidene group is in a racemic mixture, indicating the presence of both RS and SR configurations. DL-O1-acetyl-O2,O4;O3,O5-((RS,SR)-dibenzylidene)-xylitol is characterized by its unique structural arrangement and potential applications in organic chemistry and pharmaceuticals.
The CAS Registry Mumber 4148-61-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,1,4 and 8 respectively; the second part has 2 digits, 6 and 1 respectively. Calculate Digit Verification of CAS Registry Number 4148-61: (6*4)+(5*1)+(4*4)+(3*8)+(2*6)+(1*1)=82 82 % 10 = 2 So 4148-61-2 is a valid CAS Registry Number.