USD $1.00-10.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Metric Ton
USD $1.00-10.00 / Kilogram
USD $1.00-1.00 / Kilogram
2-propynoic acid,3-(4-nitrophenyl)-
3-(4-nitrophenyl)prop-2-ynoic acid
cas no.: 2216-24-2
synonyms:
2-propynoic acid, 3-(4-nitrophenyl)-;
4-nitrophenyl propynoic acid;
formula: c9h5no4
exact mass: 191.02200
molecular weight: 191.14000
psa: 83.12000
logp: 1.55410
density: 1.47g/cm3
melting point: 178-185ºc
boiling point: 402.8ºc at 760mmhg
flash point: 182.1ºc
refractive index: 1.635
storage condition: refrigerator
vapor pressure: 3.28e-07mmhg at 25°c
our company was built in 2009 with an iso certificate.in the past 5 years, we have grown up as a famous fine chemicals supplier in china and we had established stable business relationships with samsung,lg,merck,thermo fisher scientific and so on.
our main business covers the fields below:
1.noble metal catalysts (pt.pd...)
2.organic phosphine ligands (tert-butyl-phosphine.cyclohexyl-phosphine...)
3.oled intermediates (fluorene,carbazole,boric acid...)
4.customs synthesis
our advantage:
1. higest quality and good package
2.fast delivery
3.better payment term
4.fast response to customer within 6 hours
5.good business credit in europe ,us ,japan ,korea
anyway ,if you need any chemicals from china ,henan tianfu can help you