4949-60-4 Usage
Structure
1H-Pyrrole-2-carboxylic acid, 3-ethyl-5-formyl-4-methyl-, ethyl ester
Appearance
Yellow to brown solid
Odor
Fruity
Solubility
Insoluble in water, soluble in organic solvents
Uses
Intermediate in the synthesis of pharmaceuticals, building block in the production of more complex organic compounds, flavor and fragrance ingredient in commercial products.
Check Digit Verification of cas no
The CAS Registry Mumber 4949-60-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,9,4 and 9 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 4949-60:
(6*4)+(5*9)+(4*4)+(3*9)+(2*6)+(1*0)=124
124 % 10 = 4
So 4949-60-4 is a valid CAS Registry Number.