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90921-11-2

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90921-11-2 Usage

Uses

Anemonin is a Chinese herbal medicinal ingredient that inhibits pigmentation synthesis in human melanocytes.

Check Digit Verification of cas no

The CAS Registry Mumber 90921-11-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,9,2 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 90921-11:
(7*9)+(6*0)+(5*9)+(4*2)+(3*1)+(2*1)+(1*1)=122
122 % 10 = 2
So 90921-11-2 is a valid CAS Registry Number.
InChI:InChI=1/C10H8O4/c11-7-1-3-9(13-7)5-6-10(9)4-2-8(12)14-10/h1-4H,5-6H2/t9-,10-/m1/s1

90921-11-2SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017

1.Identification

1.1 GHS Product identifier

Product name 1,7-Dioxadispiro[4.0.4.2]dodeca-3,9-diene-2,8-dione

1.2 Other means of identification

Product number -
Other names PROTOANEMONIN

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:90921-11-2 SDS

90921-11-2Relevant articles and documents

STUDIES ON STRUCTURALLY SIMPLE α,β-BUTENOLIDES-I NEW SYNTHESIS OF RACEMIC γ-HYDROXYMETHYL-α,β-BUTENOLIDE AND DERIVATIVES

Cardellach, J.,Estopa, C.,Font, J.,Moreno-Manas, M.,Ortuno, R. M.,et al.

, p. 2377 - 2394 (2007/10/02)

Exhaustive approaches to the synthesis of racemic γ-heterosubstituted γ-methyl-α,β-butenolides are presented, starting from C3 synthons (glyceraldehyde, glycidaldehyde, acrolein and 2,3-epoxypropyl ethers).Good general methods for the preparation of γ-hydroxymethyl-α,β-butenolide 2, several of its ether derivatives, as well as of γ-bromomethyl-α,β-butenolide 5, are given.The reactivities of these structurally simple but highly functionalized compounds, convenient synthons for more complex molecules, are preliminarily explored.

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