1811-28-5 Usage
Chemical Properties
orange to brown crystalline powder
Uses
Different sources of media describe the Uses of 1811-28-5 differently. You can refer to the following data:
1. antiseptic
2. An Acridine derivative with limited antifungal activity
3. Proflavine Hemisulfate is used in preparation of Adenine and Adenine nucleotides via photochemical demethylation of methyladenines.
Purification Methods
An aqueous solution, after treatment with charcoal, is concentrated, chilled overnight, filtered and the precipitate is rinsed with a little diethyl ether. The precipitate is dried in air, then overnight in a vacuum oven at 70o. [Beilstein 22 I 650, 22/11 V 323.]
Check Digit Verification of cas no
The CAS Registry Mumber 1811-28-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,1 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1811-28:
(6*1)+(5*8)+(4*1)+(3*1)+(2*2)+(1*8)=65
65 % 10 = 5
So 1811-28-5 is a valid CAS Registry Number.
InChI:InChI=1/2C13H11N3.H2O4S.H2O/c2*14-10-3-1-8-5-9-2-4-11(15)7-13(9)16-12(8)6-10;1-5(2,3)4;/h2*1-7H,14-15H2;(H2,1,2,3,4);1H2
