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1289157-78-3

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1289157-78-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1289157-78-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,9,1,5 and 7 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1289157-78:
(9*1)+(8*2)+(7*8)+(6*9)+(5*1)+(4*5)+(3*7)+(2*7)+(1*8)=203
203 % 10 = 3
So 1289157-78-3 is a valid CAS Registry Number.

1289157-78-3Upstream product

1289157-78-3Downstream Products

1289157-78-3Relevant articles and documents

A proposal for a new porphine substitution motif aimed at advanced materials: Introduction of 4-alkoxy-3,5-diisopropylphenyl groups on porphine

Yamashita, Ken-Ichi,Akita, Yasuhiro,Asano, Motoko S.,Tanaka, Hiroyuki,Kawai, Tomoji,Sugiura, Ken-Ichi

, p. 1040 - 1051 (2010)

The authors propose 4-alkoxy-3,5-diisopropyl-phenyl (DIPP) group as the most suitable substituent to realize porphyrin based advanced materials (PAMs). Our experiments reveal that DIPP achieved the introduction of the following properties on porphine and/

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