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1375303-11-9

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1375303-11-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1375303-11-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,5,3,0 and 3 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1375303-11:
(9*1)+(8*3)+(7*7)+(6*5)+(5*3)+(4*0)+(3*3)+(2*1)+(1*1)=139
139 % 10 = 9
So 1375303-11-9 is a valid CAS Registry Number.

1375303-11-9Upstream product

1375303-11-9Downstream Products

1375303-11-9Relevant articles and documents

3-methoxy-6, 7-dihydro-5H-pyrrolo[3, 4-b]pyridine hydrochloride and synthesis method thereof

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Paragraph 0008; 0023-0025; 0036-0038; 0049-0051, (2020/11/02)

The invention belongs to the technical field of organic synthesis, and discloses a 3-methoxy-6, 7-dihydro-5H-pyrrolo[3, 4-b]pyridine hydrochloride and a synthesis method thereof. The method comprisesthe following steps: taking 5-methoxypyridine-2, 3-dicarboxylic acid as a raw material, and carrying out six steps of reactions, namely substitution, reduction, substitution, cyclization, substitutionand cyclization reaction, so as to prepare the 3-methoxy-6, 7-dihydro-5H-pyrrolo[3, 4-b]pyridine hydrochloride. The efficient synthesis method is provided for synthesis of the compound.

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