89516-44-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89516-44-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,5,1 and 6 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 89516-44:
(7*8)+(6*9)+(5*5)+(4*1)+(3*6)+(2*4)+(1*4)=169
169 % 10 = 9
So 89516-44-9 is a valid CAS Registry Number.
89516-44-9Relevant articles and documents
Phenothiazine Derivatives as Antiparkinsonian Agents
Kumar, P.,Nath, C.,Agarwal, Jagdish C.,Bhargava, K. P.,Shanker, K.
, p. 952 - 954 (2007/10/02)
2-Acetyl-10-chloroacetylphenothiazine (II) undergoes condensation with substituted amines to yield 2-acetyl-10-(arylalkylaminoacetyl)phenothiazines (III).Mannich reaction of 2-acetylphenothiazine (I) with amines gives 2-(N'-substituted-propanoyl)phenothia
