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[2,5-bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-[5,8-bis-(2-methoxy-ethoxymethoxy)-2,2-dimethyl-2H-chromen-6-yl]-methanone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

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  • 557757-36-5 Structure
  • Basic information

    1. Product Name: [2,5-bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-[5,8-bis-(2-methoxy-ethoxymethoxy)-2,2-dimethyl-2H-chromen-6-yl]-methanone
    2. Synonyms: [2,5-bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-[5,8-bis-(2-methoxy-ethoxymethoxy)-2,2-dimethyl-2H-chromen-6-yl]-methanone
    3. CAS NO:557757-36-5
    4. Molecular Formula:
    5. Molecular Weight: 733.059
    6. EINECS: N/A
    7. Product Categories: N/A
    8. Mol File: 557757-36-5.mol
  • Chemical Properties

    1. Melting Point: N/A
    2. Boiling Point: N/A
    3. Flash Point: N/A
    4. Appearance: N/A
    5. Density: N/A
    6. Refractive Index: N/A
    7. Storage Temp.: N/A
    8. Solubility: N/A
    9. CAS DataBase Reference: [2,5-bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-[5,8-bis-(2-methoxy-ethoxymethoxy)-2,2-dimethyl-2H-chromen-6-yl]-methanone(CAS DataBase Reference)
    10. NIST Chemistry Reference: [2,5-bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-[5,8-bis-(2-methoxy-ethoxymethoxy)-2,2-dimethyl-2H-chromen-6-yl]-methanone(557757-36-5)
    11. EPA Substance Registry System: [2,5-bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-[5,8-bis-(2-methoxy-ethoxymethoxy)-2,2-dimethyl-2H-chromen-6-yl]-methanone(557757-36-5)
  • Safety Data

    1. Hazard Codes: N/A
    2. Statements: N/A
    3. Safety Statements: N/A
    4. WGK Germany:
    5. RTECS:
    6. HazardClass: N/A
    7. PackingGroup: N/A
    8. Hazardous Substances Data: 557757-36-5(Hazardous Substances Data)

557757-36-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 557757-36-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,7,7,5 and 7 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 557757-36:
(8*5)+(7*5)+(6*7)+(5*7)+(4*5)+(3*7)+(2*3)+(1*6)=205
205 % 10 = 5
So 557757-36-5 is a valid CAS Registry Number.

557757-36-5Relevant articles and documents

Total synthesis of atroviridin

Tisdale, Eric J.,Kochman, David A.,Theodorakis, Emmanuel A.

, p. 3281 - 3284 (2007/10/03)

A total synthesis of atroviridin (1) based on biosynthetic principles is presented. The tetracyclic xanthone structure of the natural product was constructed by coupling aryl bromide 8 with aldehyde 7 and subsequent intramolecular conjugate addition on a quinone precursor. Bromide 8 was produced from aldehyde 9 via a sequence of steps involving Baeyer-Villiger oxidation and Claisen cyclization.

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