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.Pharmaceutical intermediates

Our advantage:
1.High quality and good package
2.Direct supplier,fast delivery
3.Choosable payment term
4.Prompt response to customer  within 6 hours
5.Good business credit in Europe ,US ,Japan ,Korea

Welcome to Henan Tianfu Chemical Co., Ltd. Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; development of noble metal catalysts, synthesis of electronic chemical materials and general chemicals Imp&Exp trading business. We passed ISO 9001:2008 in 2009, and won “High-tech Enterprise” by provincial government in 2013. Our company has keep better long-term business with many world famous chemical or Electronic companies include Samsung, LG, BASF, TCI, Merck and so on.We also establish strategic partnership with our Goverment Chemical Research Institute and Henan University,they provide strong technical support and development capabilities for us.

Product Name: Guanosine
Synonyms: usafcb-11;O-(BETA-D-RIBOFURANOSYL)GUANINE;D-GUANOSINE;GR;GUANOSINE;GUANINE-9-BETA-D-RIBOFURANOSIDE;GUANINE RIBOSIDE;9-[BETA-D-RIBOFURANOSYL]GUANINE
CAS: 118-00-3
MF: C10H13N5O5
MW: 283.24
EINECS:    204-227-8
Product Categories: Pharmaceutical Intermediates;Purine;API intermediates;Nucleotides and Nucleosides;Biochemistry;Nucleosides and their analogs;Nucleosides, Nucleotides & Related Reagents;Nucleic acids;Bases & Related Reagents;Nucleotides;Carbohydrates & Derivatives;nucleoside;Inhibitors
Melting point: 250 °C (dec.)(lit.)
alpha: -62 º (c=3, in 0.1 N NaOH)
refractive index: -76 ° (C=1, 1mol/L NaOH)
storage temp.: Store at RT.
solubility: 0.1 M NaOH: 0.1 g/mL, clear, slightly yellow
form: Powder
color: White to light yellow
Water Solubility: 0.75 g/L (25 ºC)
Chemical Properties: Crystalline
Uses: A constituent of nucleic acids.