(-)-1,4-anhydro-3-{(S)-[(tert-butyl)dimethylsilyloxy][(3aS,4aS,7aS,7bR)-3a,4a,7a,7b-tetrahydro-6,6-dimethyl[1,3]dioxolo[4,5]furo[2,3-d]isoxazol-3-yl]methyl}-3-deoxy-2,6-bis-O-(methoxymethyl)-α-D-galactopyranose is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 263405-58-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,3,4,0 and 5 respectively; the second part has 2 digits, 5 and 8 respectively. Calculate Digit Verification of CAS Registry Number 263405-58: (8*2)+(7*6)+(6*3)+(5*4)+(4*0)+(3*5)+(2*5)+(1*8)=129 129 % 10 = 9 So 263405-58-9 is a valid CAS Registry Number.
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