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5-O-(Trimethylsilyl)-6,7:8,9:10,11-tri-O-isopropylidene-2,3-dideoxy-D-arabino-L-allo-undec-2-enono-1,4-lactone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

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  • 132047-07-5 Structure
  • Basic information

    1. Product Name: 5-O-(Trimethylsilyl)-6,7:8,9:10,11-tri-O-isopropylidene-2,3-dideoxy-D-arabino-L-allo-undec-2-enono-1,4-lactone
    2. Synonyms: 5-O-(Trimethylsilyl)-6,7:8,9:10,11-tri-O-isopropylidene-2,3-dideoxy-D-arabino-L-allo-undec-2-enono-1,4-lactone
    3. CAS NO:132047-07-5
    4. Molecular Formula:
    5. Molecular Weight: 486.635
    6. EINECS: N/A
    7. Product Categories: N/A
    8. Mol File: 132047-07-5.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: 5-O-(Trimethylsilyl)-6,7:8,9:10,11-tri-O-isopropylidene-2,3-dideoxy-D-arabino-L-allo-undec-2-enono-1,4-lactone(CAS DataBase Reference)
    10. NIST Chemistry Reference: 5-O-(Trimethylsilyl)-6,7:8,9:10,11-tri-O-isopropylidene-2,3-dideoxy-D-arabino-L-allo-undec-2-enono-1,4-lactone(132047-07-5)
    11. EPA Substance Registry System: 5-O-(Trimethylsilyl)-6,7:8,9:10,11-tri-O-isopropylidene-2,3-dideoxy-D-arabino-L-allo-undec-2-enono-1,4-lactone(132047-07-5)
  • 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: 132047-07-5(Hazardous Substances Data)

132047-07-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 132047-07-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,2,0,4 and 7 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 132047-07:
(8*1)+(7*3)+(6*2)+(5*0)+(4*4)+(3*7)+(2*0)+(1*7)=85
85 % 10 = 5
So 132047-07-5 is a valid CAS Registry Number.

132047-07-5Downstream Products

132047-07-5Relevant articles and documents

Ascent of the Aldose Series by Four Carbon Atoms: Total Synthesis of D-glycero-D-talo-L-talo-Undecose Pentaacetonide

Casiraghi, Giovanni,Colombo, Lino,Rassu, Gloria,Spanu, Pietro

, p. 2135 - 2139 (2007/10/02)

Enantiomerically pure undecose acetonide 9 was synthesized, through heptose intermediate 5, starting with D-glyceraldehyde acetonide (1).The key steps were two consecutive four-carbon homologations, each consisting of four reactions: (i) stereoselective elongation of the aldehyde precursor with 2-(trimethylsiloxy)furan, giving Cn+4 butenolide templates 2 and 6, (ii) anti-selective cis-dihydroxylation of the butenolide double bond, giving fully functionalized lactones 3 and 7, (iii) lactone ring opening and protection, giving open-chain methyl esters 4 and 8, and (iv) DIBAL reduction to aldoses 5 and 9.At the end of the eight-step sequence, undecose 9 was prepared in a 5.1percent overall yield, which corresponded to a 69.5percent average yield per step.

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