成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

4-Oxo-3-(4-nitrophenyl)-4H-1-benzopyran-7-carbaldehyde

CAS No.
Chemical Name:
4-Oxo-3-(4-nitrophenyl)-4H-1-benzopyran-7-carbaldehyde
Synonyms
4-Oxo-3-(4-nitrophenyl)-4H-1-benzopyran-7-carbaldehyde
CBNumber:
CB62216353
Molecular Formula:
C16H9NO5
Molecular Weight:
295.24636
MDL Number:
MOL File:
Mol file

4-Oxo-3-(4-nitrophenyl)-4H-1-benzopyran-7-carbaldehyde Preparation Products And Raw materials

Raw materials

Preparation Products

4-Oxo-3-(4-nitrophenyl)-4H-1-benzopyran-7-carbaldehyde