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| CAS No.: | 4433-63-0 |
|---|---|
| Name: | Ethylboronic acid |
| Article Data: | 7 |
| Molecular Structure: | |
|
|
|
| Formula: | C2H7BO2 |
| Molecular Weight: | 73.8874 |
| Synonyms: | Ethaneboronicacid (6CI,7CI,8CI);1-Ethaneboronic acid; |
| EINECS: | -0 |
| Density: | 0.941 g/cm3 |
| Melting Point: | 161-162 °C |
| Boiling Point: | 154 °C at 760 mmHg |
| Flash Point: | 47 °C |
| Appearance: | white to slightly yellow crystalline powder |
| Hazard Symbols: |
 Xn,  Xi
|
| Risk Codes: | 36/37/38-22 |
| Safety: | 37/39-26-36 |
| PSA: | 40.46000 |
| LogP: | -0.52090 |
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Chemistry
Product Name: Ethylboronic acid
Molecular Structure:
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Molecular Formula: C2H7BO2
Molecular Weight: 73.8868
Synonyms of Ethylboronic acid (CAS NO.4433-63-0): Ethyl boric acid ; Boronic acid, ethyl- ; Ethaneboronic acid ; Ethylboronicacid,98% ; Ethylboronic ; Ethyl borondihydroxide
Product Categories: blocks ; BoronicAcids ; Alkyl ; Boronic acid ; Organoborons
Melting point: 161-162°C
Index of Refraction: 1.371
Molar Refractivity: 17.81 cm3
Molar Volume: 78.5 cm3
Surface Tension: 28.9 dyne/cm
Density: 0.941 g/cm3
Flash Point: 47 °C
Enthalpy of Vaporization: 45.52 kJ/mol
Boiling Point: 154 °C at 760 mmHg
Vapour Pressure: 1.19 mmHg at 25°C
Toxicity Data With Reference
1、RTECS#: CAS# 4433-63-0: None listed
2、LD50/LC50: RTECS: Not available.
3、Carcinogenicity: Ethylboronic acid - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
4、Other: The toxicological properties have not been fully investigated.
Safety Profile
Hazard Codes of Ethylboronic acid (CAS NO.4433-63-0): 
Xi,Xn
Risk Statements: 36/37/38-22
R36/37/38: Irritating to eyes, respiratory system and skin.
R22: Harmful if swallowed.
Safety Statements: 37/39-26-36
S37/39: Wear suitable gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.
HazardClass: IRRITANT, KEEP COLD
Specification
1. First Aid Measures of Ethylboronic acid (CAS NO.4433-63-0)
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin: Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes .
Ingestion: Get medical aid. Wash mouth out with water.
Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician: Treat symptomatically and supportively.
2. Handling and Storage of Ethylboronic acid (CAS NO.4433-63-0)
It should avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
It should be stored in a tightly closed container. Store in a dry area. Keep refrigerated. (Store below 4°C/39°F.)