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1-Propene-1,2,3-tricarboxylic acid, 3-(2-oxo-2H-1,4-benzoxazin-3(4H)-ylidene)-, trimethyl ester, (Z,E)- is a complex organic compound with a molecular formula of C14H13NO8. It is characterized by the presence of a 1,2,3-tricarboxylic acid backbone, with a 2-oxo-2H-1,4-benzoxazin-3(4H)-ylidene moiety attached at the 3-position. The compound features a trimethyl ester group, indicating that the three carboxylic acid groups are esterified with methanol. The (Z,E)- notation refers to the geometric isomerism of the compound, indicating the specific arrangement of the double bonds in the molecule. This chemical is known for its potential applications in various fields, including pharmaceuticals and materials science, due to its unique structure and properties.

91502-90-8

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91502-90-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91502-90-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,5,0 and 2 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 91502-90:
(7*9)+(6*1)+(5*5)+(4*0)+(3*2)+(2*9)+(1*0)=118
118 % 10 = 8
So 91502-90-8 is a valid CAS Registry Number.

91502-90-8Upstream product

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