cis-Bis(2-oxo-2H-1-benzopyran-3-ylammine)dibromoplatinum(II)

Base Information

• Chemical Name: cis-Bis(2-oxo-2H-1-benzopyran-3-ylammine)dibromoplatinum(II)
• CAS No.: 76294-98-9
• Molecular Formula: C₁₈H₁₄Br₂N₂O₄Pt
• Molecular Weight: 677.208
• DSSTox Substance ID: DTXSID00997643

Synonyms:Platinum, bis(3-amino-2H-1-benzopyran-2-one-N)dibromo-, (SP-4-2)-;76294-98-9;cis-Bis(2-oxo-2H-1-benzopyran-3-ylammine)dibromoplatinum(II);C18H14Br2N2O4Pt;DTXSID00997643;C18-H14-Br2-N2-O4-Pt;Platinum(2+) bromide--3-amino-2H-1-benzopyran-2-one (1/2/2);Platinum(II), bis(2-oxo-2H-1-benzopyran-3-ylammine)dibromo-, (Z)-;Platinum, bis(3-amino-2H-1-benzopyran-2-one-N(sup 3),O(sup 2))dibromo-;Platinum, bis(3-amino-2H-1-benzopyran-2-one-N(sup 3),O(sup 2))dibromo- (9CI)

Chemical Property of cis-Bis(2-oxo-2H-1-benzopyran-3-ylammine)dibromoplatinum(II)

Chemical Property:

• Vapor Pressure: 3.17E-05mmHg at 25°C
• Boiling Point: 355.2°Cat760mmHg
• Flash Point: 199.3°C
• Density: g/cm³
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 8
• Rotatable Bond Count: 0
• Exact Mass: 676.89478
• Heavy Atom Count: 27
• Complexity: 235

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C2C(=C1)C=C(C(=O)O2)N.C1=CC=C2C(=C1)C=C(C(=O)O2)N.[Br-].[Br-].[Pt+2]

Technology Process of cis-Bis(2-oxo-2H-1-benzopyran-3-ylammine)dibromoplatinum(II)

There total 3 articles about cis-Bis(2-oxo-2H-1-benzopyran-3-ylammine)dibromoplatinum(II) which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 74.0%

platinum(II) cis-dichlorobis(3-aminocoumarin)*H2O → platinum(II) cis-dibromobis(3-aminocoumarin) (76294-98-9)

Guidance literature:

With KBr; In water; N,N-dimethyl-formamide; to soln. of (Pt(NH2(C9H5O)O)2Cl2) in DMF added soln. of KBr in water; mixt. carefully heated (water bath, 50-60°C); evapd. in air; ppt. filtered off; washed (water, alc., ether); dried at50°C; elem. anal.; thermal anal.; XRD;

DOI:10.1007/BF00949204

Reference yield:

aminocoumarine (1635-31-0) → platinum(II) cis-dibromobis(3-aminocoumarin) (76294-98-9)

Guidance literature:

Multi-step reaction with 2 steps

1: water; ethanol

2: KBr / water; N,N-dimethyl-formamide

With KBr; In ethanol; water; N,N-dimethyl-formamide;

DOI:10.1007/BF00949204

Reference yield:

aminocoumarine (1635-31-0) + potassium tetrabromoplatinate(II) → platinum(II) cis-dibromobis(3-aminocoumarin) (76294-98-9)

Guidance literature:

In ethanol; water; react. of K2(PtBr)4 with 3-aminocoumarin (molar ratio 1/2); after 3-4 d ppt. filtered off; washed (alc., ether); dried; elem. anal.; thermal anal.; XRD;

DOI:10.1007/BF00949204

upstream raw materials:

aminocoumarine

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