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1582271-98-4

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1582271-98-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1582271-98-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,8,2,2,7 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1582271-98:
(9*1)+(8*5)+(7*8)+(6*2)+(5*2)+(4*7)+(3*1)+(2*9)+(1*8)=184
184 % 10 = 4
So 1582271-98-4 is a valid CAS Registry Number.

1582271-98-4Relevant articles and documents

Modular approach to substituted Boc-protected 4-(Aminomethyl)pyrroles

Han, Songzhe,Zard, Samir Z.

, p. 1992 - 1995 (2014/05/06)

The radical addition of various α-xanthyl ketones to Boc-protected azetine gives adducts which, when treated with ammonia or primary amines, furnish 2,4-disubstituted, 2,3,4-trisubstituted, and polycyclic pyrroles having a protected aminomethyl group at position 4. An unusual ring-opening was observed in the case of a cyclobutanone precursor.

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