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234112-67-5

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234112-67-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 234112-67-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,4,1,1 and 2 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 234112-67:
(8*2)+(7*3)+(6*4)+(5*1)+(4*1)+(3*2)+(2*6)+(1*7)=95
95 % 10 = 5
So 234112-67-5 is a valid CAS Registry Number.

234112-67-5SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name 2-[2-(ethoxycarbonyl)ethyl]thio-1,4-naphthoquinone

1.2 Other means of identification

Product number -
Other names -

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:234112-67-5 SDS

234112-67-5Downstream Products

234112-67-5Relevant articles and documents

One-pot synthesis of 2,3-disubstituted naphtho[2,3-b]thiophene-4,9-diones from a 2-sulfenyl-1,4-naphthoquinone and enamines

Kobayashi, Kazuhiro,Furuta, Yoshihisa,Matsuoka, Hideki,Uchida, Masaharu,Morikawa, Osamu,Konishi, Hisatoshi

, p. 503 - 504 (1999)

The title naphthothiophenequinone derivatives were generally synthesized in one-pot using a tandem conjugate addition-cyclization sequence between 2-[2-(ethoxycarbonyl)-ethyl]thio-1,4-naphthoquinone and enamines, derived from cyclic and acyclic ketones.

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