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890402-81-0

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890402-81-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 890402-81-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,0,4,0 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 890402-81:
(8*8)+(7*9)+(6*0)+(5*4)+(4*0)+(3*2)+(2*8)+(1*1)=170
170 % 10 = 0
So 890402-81-0 is a valid CAS Registry Number.

890402-81-0SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name (2R)-1-{2-[(3R)-pyrrolidin-3-ylamino]-acetyl}-pyrrolidine-2-boronic acid mono-L-tartrate salt

1.2 Other means of identification

Product number -
Other names L-tartrate salt of (2R)-1-{7-[(9R)-pyrrolidin-9-ylamino]-acetyl}-pyrrolidine-2-boronic acid

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:890402-81-0 SDS

890402-81-0Downstream Products

890402-81-0Relevant articles and documents

Impurities of heterocyclic boronic acid compound and control method thereof

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, (2020/08/25)

The invention provides impurities (I) and (II) of duogliptin L-tartrate and a preparation method thereof. The impurities (I) and (II) are oxidation impurities of the duogliptin L-tartrate, and are generated in the preparation and placement processes of the duogliptin L-tartrate. The invention also provides a method for controlling the contents of the impurities (I) and (II) while reducing the total impurities during industrial production of the duogliptin L-tartrate, so that the quality standard of the duogliptin L-tartrate is improved, and the medication safety of the duogliptin L-tartrate isguaranteed. In addition, the impurities (I) and (II) are used as reference standards or reference substances and can be used for quality control and research of duogliptin or L-tartrate crude drugs and/or preparations thereof.

METHODS OF PREPARING HETERCYCLIC BORONIC ACIDS AND DERIVATIVES THEREOF

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Page/Page column 35, (2008/06/13)

In the context of synthesizing heterocyclic boronic acid compounds, a convergent synthetic methodology is particularly efficient for preparing boropyrrolidines and derivatives of boropyrrolidines.

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