Benzoic acid,4-borono-, 1-ethyl ester cas no:4334-88-7
Synonyms: Benzoicacid, p-borono-, 1-ethyl ester (7CI,8CI);Benzoic acid, p-borono-, ethyl ester(6CI);4-Carboethoxybenzeneboronic acid;Ethyl 4-boronobenzoate;[4-[(Ethyloxy)carbonyl]phenyl]boronic acid;
NameBenzoic acid,4-borono-, 1-ethyl ester
CAS4334-88-7
SynonymsBenzoicacid, p-borono-, 1-ethyl ester (7CI,8CI);Benzoic acid, p-borono-, ethyl ester(6CI);4-Carboethoxybenzeneboronic acid;Ethyl 4-boronobenzoate;[4-[(Ethyloxy)carbonyl]phenyl]boronic acid;
Molecular FormulaC9H11BO4
Molecular Weight193.99
Appearancewhite to off-white powder
refractive index1.526
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
HazardclassIRRITANT
Hazard Xi:Irritant;
Risk R36/37/38
Safety
Hazard Note: Irritant
Hazard Codes:
Xi: Irritant .gif)
T: Toxic 
Risk Statements about 4-Ethoxycarbonylphenylboronic acid (4334-88-7):
R22 Harmful if swallowed.
R26 Very toxic by inhalation.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements about 4-Ethoxycarbonylphenylboronic acid (4334-88-7):
S26 In case of contact with eyes, rinse immediately withplenty of water and seek medical advice.
S28 After contact with skin, wash immediately with plenty ofsoap-suds.
S45 In case of accident or if you feel unwell, seek medicaladvice immediately (show the label whenever possible.)
S36/37: Wear suitable protective clothing and gloves.
S37/39: Wear suitable gloves and eye/face protection.