METHYLTETRAHYDROPHTHALIC ANHYDRIDE | ICSC: 1645 (April 2008) |
MTHPA Tetrahydromethyl-1,3-isobenzofuranedione 1,2,3,6-tetrahydromethylphthalic anhydride 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydromethyl- |
CAS #: 26590-20-5 |
EC Number: 247-830-1 |
ACUTE HAZARDS | PREVENTION | FIRE FIGHTING | |
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FIRE & EXPLOSION | Combustible. | NO open flames. | In case of fire in the surroundings, use appropriate extinguishing media. |
AVOID ALL CONTACT! | |||
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SYMPTOMS | PREVENTION | FIRST AID | |
Inhalation | Cough. | Use ventilation, local exhaust or breathing protection. | Fresh air, rest. |
Skin | Redness. | Protective gloves. Protective clothing. | Remove contaminated clothes. Rinse and then wash skin with water and soap. Refer for medical attention if skin irritation occurs. |
Eyes | Redness. | Wear face shield or eye protection in combination with breathing protection. | Rinse with plenty of water (remove contact lenses if easily possible). |
Ingestion | Do not eat, drink, or smoke during work. | Rinse mouth. |
SPILLAGE DISPOSAL | CLASSIFICATION & LABELLING |
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Personal protection: chemical protection suit including self-contained breathing apparatus. Collect leaking liquid in covered containers. |
According to UN GHS Criteria DANGER
May cause allergic or asthmatic symptoms or breathing difficulties if inhaledMay cause allergic skin reaction Transportation |
STORAGE | |
PACKAGING | |
METHYLTETRAHYDROPHTHALIC ANHYDRIDE | ICSC: 1645 |
PHYSICAL & CHEMICAL INFORMATION | |
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Physical State; Appearance
Physical dangers
Chemical dangers
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Formula: C9H10O3 |
EXPOSURE & HEALTH EFFECTS | |
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Routes of exposure
Effects of short-term exposure
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Inhalation risk
Effects of long-term or repeated exposure
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OCCUPATIONAL EXPOSURE LIMITS |
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TLV: 0.00007 ppm as TWA; 700 μg/100 cm2 (surface limit value); 0.0003 ppm as STEL; (skin); (DSEN); (RSEN) |
ENVIRONMENT |
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NOTES |
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The symptoms of asthma often do not become manifest until a few hours have passed and they are aggravated by physical effort. Rest and medical observation are therefore essential. Anyone who has shown symptoms of asthma due to this substance should avoid all further contact. |
ADDITIONAL INFORMATION | ||
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EC Classification Symbol: Xn; R: 41-42/43; S: (2)-22-24-26-37/39; Note: C |
All rights reserved. The published material is being distributed without warranty of any kind, either expressed or implied. Neither ILO nor WHO nor the European Commission shall be responsible for the interpretation and use of the information contained in this material. | |
See Also: Toxicological Abbreviations