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77401-25-3

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77401-25-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77401-25-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,0 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 77401-25:
(7*7)+(6*7)+(5*4)+(4*0)+(3*1)+(2*2)+(1*5)=123
123 % 10 = 3
So 77401-25-3 is a valid CAS Registry Number.

77401-25-3SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name 1,6-dimethyl-4-propan-2-ylnaphthalene-2,7-diol

1.2 Other means of identification

Product number -
Other names 2,7-dihydroxycadalene

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:77401-25-3 SDS

77401-25-3Downstream Products

77401-25-3Relevant articles and documents

Gossypium Cadinanes and Their Analogues: Synthesis of Lacinilene C, 2,7-Dihydroxycadalene, and Their Methyl Ethers

McCormick, John P.,Shinmyozu, Teruo,Pachlatko, J. Paul,Schafer, Tann R.,Gardner, Jeffrey W.,Stipanovic, Robert D.

, p. 34 - 40 (2007/10/02)

The total synthesis of lacinilene C methyl ether has been accomplished in ten steps with an overall, optimal yield of 38percent by starting with o-methylanisole.Formation of the key α-aryl-α-ketol functionality, which is particularly sensitive to oxidation, was accomplished by stepwise oxidation reactions based on the use of N-methylmorpholine N-oxide/osmium tetraoxide acting on alkene and trimethylsilyl enol ether functionality.Other oxidations could be accomplished by using dichlorodicyanobenzoquinone to generate unsaturation adjacent to the α-ketol group or to form substituted naphtalenes.These reactions permitted adjustment of the oxidation level and oxygenation pattern of the key intermediate, 7-methoxy-α-calacorene (3,4-dihydro-4-isopropyl-7-methoxy-1,6-dimethylnaphthalene), to accomplish the synthesis of 2-hydroxy-7-methoxycadalene, 2,7-dihydroxycadalene, 7-methoxycadalene, and 7-hydroxycadalene, in addition to lacinilene C and its methyl ether.

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