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The chemical "2'-benzo[1,3]dioxol-5-yl-2-(4-chloro-phenyl)-1'-(toluene-4-sulfonyl)-spiro[indole-3,3'-pyrrolidine]" is a complex organic molecule with a unique structure. It features a spiro[indole-3,3'-pyrrolidine] core, which is a fused ring system consisting of an indole and a pyrrolidine. The molecule also contains a benzo[1,3]dioxole ring, which is a benzene ring with two oxygen atoms forming a dioxole group. Additionally, it has a 4-chlorophenyl group and a toluene-4-sulfonyl group attached to the spiro core. 2'-benzo[1,3]dioxol-5-yl-2-(4-chloro-phenyl)-1'-(toluene-4-sulfonyl)-spiro[indole-3,3'-pyrrolidine] is characterized by its intricate arrangement of functional groups and rings, which contribute to its specific chemical properties and potential applications in various fields, such as pharmaceuticals or materials science.

991-33-3

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991-33-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 991-33-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,9 and 1 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 991-33:
(5*9)+(4*9)+(3*1)+(2*3)+(1*3)=93
93 % 10 = 3
So 991-33-3 is a valid CAS Registry Number.
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