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The chemical formula "C28H19(2)H4N" represents a compound with 28 carbon atoms, 19 hydrogen atoms, and 1 nitrogen atom. The superscript "(2)" and the subscript "H4" suggest that there are additional hydrogen atoms associated with the compound, possibly indicating a complex structure or a specific isotope labeling. C28H19(2)H4N is likely an organic molecule, given the presence of carbon and hydrogen, and the nitrogen atom suggests it could be part of a heterocyclic ring or an amine group. The exact nature of the compound, such as its molecular structure, functional groups, and potential applications, would require further information or context to determine.

4646-76-8

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4646-76-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4646-76-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,6,4 and 6 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 4646-76:
(6*4)+(5*6)+(4*4)+(3*6)+(2*7)+(1*6)=108
108 % 10 = 8
So 4646-76-8 is a valid CAS Registry Number.

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