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918896-58-9

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918896-58-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 918896-58-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,8,8,9 and 6 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 918896-58:
(8*9)+(7*1)+(6*8)+(5*8)+(4*9)+(3*6)+(2*5)+(1*8)=239
239 % 10 = 9
So 918896-58-9 is a valid CAS Registry Number.

918896-58-9SDS

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 1-benzyloxy-4-bromo-2-methoxy-5-[2-nitro-(E)-1-ethenyl]benzene

1.2 Other means of identification

Product number -
Other names 3-benzyloxy-6-bromo-4-methoxy-β-nitrostyrene

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:918896-58-9 SDS

918896-58-9Relevant articles and documents

Synthetic studies on Ecteinascidin-743: synthesis of building blocks through Sharpless asymmetric dihydroxylation and aza-Michael reactions

Chandrasekhar,Reddy, N. Ramakrishna,Rao, Y. Srinivasa

, p. 12098 - 12107 (2007/10/03)

A practical and an efficient synthesis of three building blocks of tetrahydroisoquinoline alkaloid Ecteinascidin-743 was accomplished, starting from readily available piperonal, 2-methyl anisole, and veratraldehyde. A combination of Vilsmeier-Haack reaction and Sharpless asymmetric dihydroxylation was employed for the synthesis of building blocks A and B whereas a Heck reaction in PEG-2000 and aza-Michael reactions were employed for the synthesis of building block C.

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