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4-Methylhexahydrophthalic anhydride

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Name

4-Methylhexahydrophthalic anhydride

EINECS 251-823-9
CAS No. 34090-76-1 Density 1.162 g/mL at 25 °C(lit.)
PSA 43.37000 LogP 1.12220
Solubility 9.5g/L at 20℃ Melting Point -29 °C
Formula C9H12O3 Boiling Point 120 °C (0.7501 mmHg)
Molecular Weight 168.19 Flash Point >230 °F
Transport Information N/A Appearance N/A
Safety 22-24-26-37/39 Risk Codes 41-42/43
Molecular Structure Molecular Structure of 34090-76-1 (HEXAHYDRO-4-METHYLPHTHALIC ANHYDRIDE) Hazard Symbols HarmfulXn
Synonyms

HEXAHYDRO-3-METHYLPHTHALIC ANHYDRIDE;3-METHYL-1,2-CYCLOHEXANEDICARBOXYLIC ANHYDRIDE;4-METHYLCYCLOHEXANE-1,2-DICARBOXYLIC ANHYDRIDE;tetrahydro-5-methyl-3-isobenzofurandione;tetrahydro-4-methylphthalic anhydride;Methyltetrahydrophthalic Anhydride (MTHPA);1,3-Isobenzofurandione, tetrahydro-5-methyl-;4-METHYLCYCLOHEXANE-1,2-DICARBOXYLIC ANHYDRIDE 97+%

 

4-Methylhexahydrophthalic anhydride Chemical Properties


Molecular formula:C9H12O3
Molar mass: 168.19  g/mol
Structure of 4-Methylhexahydrophthalic anhydride(34090-76-1): 
                                                     
Flash Point: 140 °C
Boiling Point: 300 °C at 760 mmHg
Melting point: -29 °C
Vapour Pressure: 0.00115 mmHg at 25°C
Density: 1.162 g/cm3
Synonyms of 4-Methylhexahydrophthalic anhydride(34090-76-1):HEXAHYDRO-3-METHYLPHTHALIC ANHYDRIDE;3-METHYL-1,2-CYCLOHEXANEDICARBOXYLIC ANHYDRIDE;tetrahydro-5-methyl-3-isobenzofurandione;tetrahydro-4-methylphthalic anhydride;4-METHYLCYCLOHEXANE-1,2-DICARBOXYLIC ANHYDRIDE;Methyltetrahydrophthalic Anhydride (MTHPA);4-METHYLCYCLOHEXANE-1,2-DICARBOXYLIC ANHYDRIDE 97+%;1,3-Isobenzofurandione, tetrahydro-5-methyl-.

4-Methylhexahydrophthalic anhydride Toxicity Data With Reference

Carcinogenicity of 4-Methylhexahydrophthalic anhydride(34090-76-1):  Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.

4-Methylhexahydrophthalic anhydride Safety Profile

Hazard Codes: Xn
Risk Statements:
41:  Risk of serious damage to eyes
42:  May cause sensitization by inhalation
43:  May cause sensitization by skin contact
Safety Statements:
22:  Do not breathe dust
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 
37:  Wear suitable gloves 
39:  Wear eye/face protection

4-Methylhexahydrophthalic anhydride Specification

Stability and Reactivity of 4-Methylhexahydrophthalic anhydride(34090-76-1):
Conditions to Avoid: Incompatible materials, contact with water. 
Chemical Stability: Stable under normal temperatures and pressures.
Incompatibilities with Other Materials: Water, strong oxidizing agents, strong acids, strong bases. 
Hazardous Decomposition Products:  irritating and toxic fumes and gases,Carbon monoxide, carbon dioxide.
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