138893-48-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138893-48-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,8,9 and 3 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 138893-48:
(8*1)+(7*3)+(6*8)+(5*8)+(4*9)+(3*3)+(2*4)+(1*8)=178
178 % 10 = 8
So 138893-48-8 is a valid CAS Registry Number.
138893-48-8Relevant articles and documents
METHOD FOR PREPARING ALKYL HYDROXYL ACID ESTER AND USE THEREOF
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Page/Page column 7; 8, (2021/09/17)
Provided is a method for preparing an alkyl hydroxyl acid ester, the product and use thereof. The method has advantages of high yield, not producing waste water, gas, or solid, low cost, and is green and environment friendly.