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827020-44-0

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827020-44-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 827020-44-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,2,7,0,2 and 0 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 827020-44:
(8*8)+(7*2)+(6*7)+(5*0)+(4*2)+(3*0)+(2*4)+(1*4)=140
140 % 10 = 0
So 827020-44-0 is a valid CAS Registry Number.

827020-44-0Upstream product

827020-44-0Relevant articles and documents

SULFONATE COMPOUND AND FLUORESCENT PROBE USING THE SAME

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Page/Page column 17, (2008/06/13)

The present invention provides a sulfonate compound, including a structure represented by a general formula (I) below, where, in the formula (I), an atomic group A-O is an atomic group that forms a fluorescent compound upon cleavage of a covalent bond between the atomic group A-O and a sulfonyl group, one or a plurality of atomic groups B-SO3- are bonded to an atomic group A, B is a ring that is substituted by one or a plurality of electron-withdrawing groups, the electron-withdrawing group is at least one selected from the group consisting of an alkyl halide group, a nitro group and a cyano group, and B may be the same or different in kind in the case where the plurality of B exist.

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