(2E,4Z,10E,14E)-(6R,17S)-6-Methoxy-17-(4-methoxycarbonylmethyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-2,5-dimethyl-octadeca-2,4,10,14-tetraen-8-ynoic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 88304-11-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,3,0 and 4 respectively; the second part has 2 digits, 1 and 1 respectively. Calculate Digit Verification of CAS Registry Number 88304-11: (7*8)+(6*8)+(5*3)+(4*0)+(3*4)+(2*1)+(1*1)=134 134 % 10 = 4 So 88304-11-4 is a valid CAS Registry Number.
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