HBM (Methyl 2-Hydroxyisobutyrate)
C5H10O3
|
| Identification |
Typical Properties of HBM |
| Molecular Formula |
C5H10O3 |
| Molecular Weight |
118.13 |
| Structured Formula |
 |
| TSCA NO. |
Registered |
| CAS NO. |
2110-78-3 |
| EINICS Co. |
218-301-2 |
|
| Appearance |
Colorless crystal |
| Boiling Point (°C/0.1013MPa) |
137 |
| Melting Point (°C) |
-41 |
| Flash Point (°C, Tag Close) |
45.0 |
Flash Point (°C, Tag Open) |
47.0 |
-->
| Ignition Point (°C) |
400 |
| Explosive Limits (vol%,Lower) |
2.0 |
| Surface Tension (mN/m,24.5°C) |
28.3 |
| Specific Heat (J/g°C) |
2.23 |
| Vapor Pressure (20°C, hPa) |
3.6 |
| Evaporation Index (n-BuAc=100) |
37 |
| Specific Gravity (20°C/20°C) |
1.03 |
| Viscosity (mPa•s) |
2.82 |
| Solubility |
Soluble in water
alcohols, esters.
others |
|
| Sales Specification |
| Purity (wt%,GC) |
99.5min. |
| Water (wt%) |
0.2max. |
| Free Acid (wt%) |
0.2max. |
|
| Uses |
Packing |
Intermediates for Pharmaceutical,
Agrochemical, Photochemicals etc. |
Drum
(200Kg Net 50) |
| Health Hazard Information |
| Acute Toxicity |
LD50(Oral-rat) 2000-5000 mg/kg |
| Primary Skin Irritation |
No Irritation P.I.I=0 |
| Mutagencity |
Negative (Ames Test) |
| Repeat Dose Toxicity |
In a 90 day repeat dose toxicity test (68 days repeat dose substantially) at doses of 250, 500, 1000 mg/kg per day, there were no death and no abnormal clinical signs of appearance, behavior, response, diarrhea and other symptoms for both sexes during the test period.
There were no changes at the relative organ weight to body weight ration and no abnormalities as the result of gross necropsy for all doses in both sexes.
No hematological and biological findings have been found as a result of toxicity test. |
|
| Precautions For Safe Handling And Use |
| Disposal Information |
| |
Small Spill |
Make the spilled materials absorb into suitable absorbent and then burn out. |
|
Large spill |
Dam the spilled materials and remove them to a safe place. Then clean in the same way as a "Small Spill" |
|
Disposal |
Burn out in a way which is in accordance with federal, state and local regulations |
| Health Safety Precautions |
Avoid contact with eyes, skin and clothing |
| First Aid |
|
If Inhaled |
Remove to fresh air immediately. Call a Doctor. |
|
Skin Contact |
Wash skin thoroughly with plenty of soap and water while removing contaminated clothes and shoes. |
|
Eye Contact |
Wash eyes immediately with large amounts of water.
Get medical attention if needed. |
|
If Swallowed |
If vomiting occurs, keep head lower than hops to help prevent aspiration. Get medical attention if needed. |
| Storage Conditions |
Store in cool, dark place.
Keep away from open fire and ignition sources. |
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