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57784-57-3

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57784-57-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57784-57-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,8 and 4 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 57784-57:
(7*5)+(6*7)+(5*7)+(4*8)+(3*4)+(2*5)+(1*7)=173
173 % 10 = 3
So 57784-57-3 is a valid CAS Registry Number.

57784-57-3SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name N-(thiophen-2-ylmethylidene)hydroxylamine

1.2 Other means of identification

Product number -
Other names Thiophene-2-Carboxaldoxime

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:57784-57-3 SDS

57784-57-3Relevant articles and documents

Alumina sulfuric acid mediated solvent-free and one-step Beckmann rearrangement of ketones and aldehydes and a useful reagent for synthesis of keto- and ald-oximes

Hosseini-Sarvari, Mona,Sharghi, Hashem

, p. 205 - 208 (2007/10/03)

Under solvent-free conditions, one-step Beckmann rearrangement of a variety of ketones and aldehydes could proceed in the presence of alumina sulfuric acid (ASA). The ASA reagent can also be used for the preparation of keto- and ald-oximes.

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