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188999-31-7

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188999-31-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 188999-31-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,8,9,9 and 9 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 188999-31:
(8*1)+(7*8)+(6*8)+(5*9)+(4*9)+(3*9)+(2*3)+(1*1)=227
227 % 10 = 7
So 188999-31-7 is a valid CAS Registry Number.
InChI:InChI=1/C10H10N2O/c1-3-7-6-9-8(11-7)4-5-10(12-9)13-2/h3-6,11H,1H2,2H3

188999-31-7SDS

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 2-ethenyl-5-methoxy-1H-pyrrolo[3,2-b]pyridine

1.2 Other means of identification

Product number -
Other names 5-methoxy-2-vinyl-4-azaindole

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:188999-31-7 SDS

188999-31-7Downstream Products

188999-31-7Relevant articles and documents

Synthesis and chemical reactivity of 5-methoxy-2-vinyl-4-azaindoles

Rodriguez-Salvador, Lourdes,Zaballos-Garcia, Elena,Gonzalez-Rosende, Eugenia,Sidi, Mohamed Djebouri,Sepulveda-Arques, Jose,Jones, R. Alan

, p. 1439 - 1447 (1997)

2-Vinyl-4-azaindoles are less reactive with dienophiles than 2-vinylindoles. 5-Methoxy-2-vinyl-4-azaindole 2a and its 1-methyl derivative 2a reacts with N-phenylmaleimide to yield cycloadducts only under vigorous conditions. 2b produces a cycloadduct with

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