34270-90-1 Usage
Chemical Properties
Brown Oil
Uses
1,5-Diiodo-3-oxopentane (cas# 34270-90-1) is a compound useful in organic synthesis.
Check Digit Verification of cas no
The CAS Registry Mumber 34270-90-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,2,7 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 34270-90:
(7*3)+(6*4)+(5*2)+(4*7)+(3*0)+(2*9)+(1*0)=101
101 % 10 = 1
So 34270-90-1 is a valid CAS Registry Number.
34270-90-1Relevant articles and documents
Indoline derivatives
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, (2008/06/13)
This invention relates to substituted indoline derivative compounds which are antagonists of the progesterone receptor, their preparation and pharmaceutical utility, particularly including contraception and treatment of benign or malignant neoplastic diseases, having the general structure: wherein R1and R2may be single substituents or fused to form spirocyclic rings.