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3,4-Epoxy-chroman, also known as 3,4-epoxy-1,2,3,4-tetrahydro-2-benzopyran, is a chemical compound with the molecular formula C9H10O2. It is a colorless to pale yellow liquid with a molecular weight of 146.18 g/mol. 3,4-epoxy-chroman is a derivative of chroman, a heterocyclic organic compound consisting of a benzene ring fused to a pyran ring. 3,4-Epoxy-chroman is an important intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals due to its unique structure and reactivity. It is also used as a building block in the preparation of complex organic molecules and has potential applications in the development of new materials and compounds with specific properties.

6538-94-9

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6538-94-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 6538-94-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,5,3 and 8 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 6538-94:
(6*6)+(5*5)+(4*3)+(3*8)+(2*9)+(1*4)=119
119 % 10 = 9
So 6538-94-9 is a valid CAS Registry Number.

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