2017年3月15日星期三

What is Styrenated phenol


Product name:Styrenated phenol
CAS:     
61788-44-1
Molecular Formula:C30H30O
Formula Weight:     406.56
Description:
Chemical property:pale yellow to amber syrupy liquid. soluble in ethanol, acetone.
Use:Used as stabilizing agent and aging inhibitor of synthetic rubber and caoutchouc.
 

4-mercaptophenylboronic acid price


Product name: 4-mercaptophenylboronic acid
CAS: 237429-33-3
Molecular formula: C6H7BO2S
Molecular Weight: 153.99
Description:
Melting point:> 230 ° C
Boiling Point: 329.4 ° Cat760mmHg
Flash point: 153 ° C
Density: 1.27 g / cm³
Product Categories: the series of benzene, boric acid, aryl boronic acids, boronic acids and derivatives, boronic acids

2017年3月14日星期二

What is 4-Aminosalicylic acid


Product name:4-Aminosalicylic acid
CAS:     
65-49-6
Molecular Formula:C7H7NO3
Formula Weight:153.14
Description:
Melting point:135-145 ºC
Chemical property:white crystal.
Use:serve as medicine intermediate.
Storage:In ventilate,cool and dry places.

2-n-Butyl-1,3-diaza-spiro 4,4 non-1-en-4-one hydrochloride

Product name:2-n-Butyl-1,3-diaza-spiro[4,4]non-1-en-4-one hydrochloride
CAS:151257-01-1
Molecular Formula:C11H19ClN2O
Formula Weight:230.73
Description:
Boiling point:328.6°Cat760mmHg
Flash point:152.6°C
Use:serve as intermediate of Irbesartan.
Storage:In ventilate,cool and dry places. 

4-Bromo-2-fluoropyridine


Product name:4-Bromo-2-fluoropyridine
CAS:128071-98-7
Molecular Formula:C5H3BrFN
Formula Weight:     175.99
Description:
Chemical property:Pale yellow liquid.
Use:Serve as medicine intermediate.
Storage:In ventilate,cool and dry places. 

What is D-cyclopropyl Glycine


Product Name: D-Cyclopropyl-glycine
CAS: 49607-01-4
Molecular formula: C5H9NO2
Molecular Weight: 115.13
Description:
Mp 153-155 ° C
Specific rotation (20 / D): 17.9 ± 1.5 ° (c = 1, EtOH)
Appearance: white powder
Storage: Dry ventilation, no danger.
Uses: used as intermediates of medicine.
Product categories: unusual amino acids, pharmaketische, amino acid derivatives

3,4-dimethoxy-5-hydroxybenzaldehyde price


Product name:3,4-dimethoxy-5-hydroxybenzaldehyde
CAS: 29865-90-5
Molecular Formula: C9H10O4
Formula Weight: 182.17
Description:
Melting point:67-69 ºC
Boiling point:177-180 ºC
Flash Point:133.4°C
Density:1.234g/cm3
Solubility:<0.1 g/100 mL at 22 ºC
Use:For the synthesis of methyl dopa,also for producing diverdine.
Product Categories: Aromatic Aldehydes & Derivatives (substituted); Benzaldehyde