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582289-87-0

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582289-87-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 582289-87-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,8,2,2,8 and 9 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 582289-87:
(8*5)+(7*8)+(6*2)+(5*2)+(4*8)+(3*9)+(2*8)+(1*7)=200
200 % 10 = 0
So 582289-87-0 is a valid CAS Registry Number.

582289-87-0Relevant articles and documents

Convenient syntheses of biogenic aldehydes, 3,4-dihydroxyphenylacetaldehyde and 3,4-dihydroxyphenylglycolaldehyde

Narayanan, Jayan,Hayakawa, Yoshio,Fan, Junfa,Kirk, Kenneth L.

, p. 191 - 197 (2007/10/03)

The title compounds were prepared from a common precursor, a bis-THP-protected dihydroxyphenylacetic acid methyl ester. Key steps are the introduction of the α-hydroxyl group by Davis oxaziridine reagent and formation of the aldehydes by DIBALH ester reduction.

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