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103409-66-1

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103409-66-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103409-66-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,4,0 and 9 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 103409-66:
(8*1)+(7*0)+(6*3)+(5*4)+(4*0)+(3*9)+(2*6)+(1*6)=91
91 % 10 = 1
So 103409-66-1 is a valid CAS Registry Number.

103409-66-1Downstream Products

103409-66-1Relevant articles and documents

REACTION OF 1-PHENYLDIAZOETHANE WITH TETRACHLORO-p- AND o-BENZOQUINONES

Oshima, Takumi,Nagai, Toshikazu

, p. 5317 - 5318 (2007/10/02)

Reaction of 1-phenyldiazoethane(1) with tetrachloro-p-benzoquinone(2) gave 1-alkoxy-4-ethenyloxy-tetrachlorobenzene(4).With tetrachloro-o-benzoquinone(5), 1 provided 1-alkoxy-2-ethenyloxy-tetrachlorobenzene(7) and tetrachlorobenzo-1,3-dioxolane(8).The mechanism and the effect of added methanol were discussed.

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