127348-75-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127348-75-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,3,4 and 8 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 127348-75:
(8*1)+(7*2)+(6*7)+(5*3)+(4*4)+(3*8)+(2*7)+(1*5)=138
138 % 10 = 8
So 127348-75-8 is a valid CAS Registry Number.
127348-75-8Relevant articles and documents
PERI-NAPHTHYLENEDIAMINES. VII. "PROTON SPONGE" ALDEHYDES
Vistorobskii, N. V.,Pozharskii, A. F.
, p. 1946 - 1951 (2007/10/02)
The formylation of 1,8-bis(dimethylamino)naphthalene by the Vilsmeier method leads to the formation of the 4-formyl- or 4,5- and 2,5-diformyl derivatives, depending on the ratio of the reagents.A series of derivatives of the monoaldehyde were obtained.Whe
