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136287-51-9

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136287-51-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136287-51-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,2,8 and 7 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 136287-51:
(8*1)+(7*3)+(6*6)+(5*2)+(4*8)+(3*7)+(2*5)+(1*1)=139
139 % 10 = 9
So 136287-51-9 is a valid CAS Registry Number.

136287-51-9Downstream Products

136287-51-9Relevant articles and documents

REACTION OF DICHLOROCARBENE WITH SPIROHEPTA-4,6-DIENE

Molchanov, A. P.,Vorob'eva, I. S.,Koroleva, L. B.,Kostikov, R. R.

, p. 2186 - 2189 (2007/10/02)

Dichlorocarbene adds to spirohept-4,6-diene with the formation of 6,6-dichlorospiro(bicyclohex-2-ene-4,1'-cyclopropane).When heated the latter undergoes isomerization to 3-(2-chloroethyl)chlorobenzene, and in the presence of nucleophiles (alcohols, amines) it is converted into 3-(2-alkoxyethyl)chlorobenzenes and N-substituted 3-(2-aminoethyl)chlorobenzenes respectively.

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