10181-37-0 Usage
Purification Methods
Crystallise the dye from *benzene/EtOH. The free base crystallises from *C6H6 in yelow crystals m 229-230o. [Albert & Goldacre J Chem Soc 709 1946, Beilstein 22 H 91, 22 I 651, 22 II 403, 22 III/IV 5513.]
Check Digit Verification of cas no
The CAS Registry Mumber 10181-37-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,1,8 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 10181-37:
(7*1)+(6*0)+(5*1)+(4*8)+(3*1)+(2*3)+(1*7)=60
60 % 10 = 0
So 10181-37-0 is a valid CAS Registry Number.
InChI:InChI=1/C19H15N3.HNO3/c20-13-7-5-12(6-8-13)19-15-3-1-2-4-17(15)22-18-11-14(21)9-10-16(18)19;2-1(3)4/h1-11H,20-21H2;(H,2,3,4)