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55508-67-3

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55508-67-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 55508-67-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,5,0 and 8 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 55508-67:
(7*5)+(6*5)+(5*5)+(4*0)+(3*8)+(2*6)+(1*7)=133
133 % 10 = 3
So 55508-67-3 is a valid CAS Registry Number.

55508-67-3Downstream Products

55508-67-3Relevant articles and documents

3,4-O-Diacetylisoproterenol. Preparation, Structure Proof, and β-Receptor Effect

Jakobsen, Palle,Treppendahl, Svend,Andersen, Peter H.,Klysner, Rene,Geisler, Arne,Teuber, Lene

, p. 1962 - 1964 (2007/10/02)

Direct acetylation of isoproterenol by selective O-acetylation using CH3COCl/CF3COOH was shown to lead to the formation of 2-(3,4-diacetoxyphenyl)-2-chloro-N-isopropyl-1-ethanamine and not to 3,4-O-diacetylisoproterenol.The latter was prepared by reductio

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