ChemicalBook > CAS DataBase List > Tetrahydromethyl-1,3-isobenzofurandione

Tetrahydromethyl-1,3-isobenzofurandione

Product Name
Tetrahydromethyl-1,3-isobenzofurandione
CAS No.
11070-44-3
Chemical Name
Tetrahydromethyl-1,3-isobenzofurandione
Synonyms
MTHPA;MTHPA-600;3-METHYL-DELTA4-TETRAHYDROPHTHALIC ANHYDRIDE;MTHPA-EG;AC-METHYL;3a-methyl-5;1,3-Isobenzofurandione, 3a,4;Methyltetrahydrophthalicanhyrid;Methyltetrahydrophtalic anhydride;tetrahydromethylphthalic anhydride
CBNumber
CB6309880
Molecular Formula
C9H10O3
Formula Weight
166.17
MOL File
11070-44-3.mol
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Tetrahydromethyl-1,3-isobenzofurandione Property

Boiling point:
120 °C/3 mmHg
Density 
1,21 g/cm3
vapor pressure 
0.373Pa at 24.85℃
refractive index 
1.4970 to 1.5020
Flash point:
157 °C
Water Solubility 
Soluble in water
form 
clear liquid
color 
Colorless to Light yellow
LogP
2.45 at 20℃
CAS DataBase Reference
11070-44-3(CAS DataBase Reference)
EPA Substance Registry System
1,3-Isobenzofurandione, tetrahydromethyl- (11070-44-3)
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Safety

Hazard Codes 
Xn
Risk Statements 
36/37/38-42/43-41
Safety Statements 
26-36/37/39-37/39-24-22
RIDADR 
UN 3082 9/PG III
RTECS 
TI3325000
HS Code 
2917.20.0000
HazardClass 
9
PackingGroup 
III
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H315Causes skin irritation

H317May cause an allergic skin reaction

H318Causes serious eye damage

H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

H335May cause respiratory irritation

H336May cause drowsiness or dizziness

H402Harmful to aquatic life

H411Toxic to aquatic life with long lasting effects

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P271Use only outdoors or in a well-ventilated area.

P272Contaminated work clothing should not be allowed out of the workplace.

P273Avoid release to the environment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P284Wear respiratory protection.

P333+P313IF SKIN irritation or rash occurs: Get medical advice/attention.

P342+P311IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician.

P391Collect spillage. Hazardous to the aquatic environment

P403+P233Store in a well-ventilated place. Keep container tightly closed.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

TCI Chemical
Product number
M0683
Product name
Methylcyclohexene-1,2-dicarboxylic Anhydride (mixture of isomers)
Purity
>80.0%(GC)
Packaging
25g
Price
$31
Updated
2024/03/01
TCI Chemical
Product number
M0683
Product name
Methylcyclohexene-1,2-dicarboxylic Anhydride (mixture of isomers)
Purity
>80.0%(GC)
Packaging
500g
Price
$108
Updated
2024/03/01
TRC
Product number
M339755
Product name
MethyltetrahydrophthalicAnhydride(MTHPA)
Packaging
500mg
Price
$40
Updated
2021/12/16
Matrix Scientific
Product number
085896
Product name
Methylcyclohexene-1,2-dicarboxylic anhydride
Purity
85%
Packaging
1g
Price
$47
Updated
2021/12/16
AK Scientific
Product number
O806
Product name
Methyltetrahydrophthalicanhydride(MTHPA)
Packaging
100g
Price
$54
Updated
2021/12/16
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Tetrahydromethyl-1,3-isobenzofurandione Chemical Properties,Usage,Production

Chemical Properties

colorless or light yellow liquid

Uses

Methyltetrahydrophthalic Anhydride (abbreviation:MTHPA) has been used in the curing agents for epoxy resins, solvent-free paints,laminated boards, epoxy adhesives and so on. When used in the curing agent for epoxy resins, there are many excellent performances such as the long-term storage at room temperature, low freezing point, low volatility and low toxicity. Also widely used in motors, dry-type transformers, appliances capacitors, power capacitors, integrated circuits impregnation, casting and winding.

Uses

Methyltetrahydrophthalic Anhydride (MTHPA) is used in preparation method of conductive adhesive.

Flammability and Explosibility

Non flammable

Tetrahydromethyl-1,3-isobenzofurandione Preparation Products And Raw materials

Raw materials

Preparation Products

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Tetrahydromethyl-1,3-isobenzofurandione Suppliers

Americas 1 China 212 Europe 1 France 1 Germany 3 India 3 Japan 3 South Korea 1 The Netherlands 1 United Kingdom 2 United States 15 Global 243
Aladdin Scientific
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View Lastest Price from Tetrahydromethyl-1,3-isobenzofurandione manufacturers

WUHAN FORTUNA CHEMICAL CO., LTD
Product
Tetrahydromethyl-1,3-isobenzofurandione 11070-44-3
Price
US $0.00/KG
Min. Order
25KG
Purity
98%min
Supply Ability
30tons/month
Release date
2023-01-09
Hebei Chuanghai Biotechnology Co,.LTD
Product
Methyltetrahydrophthalic Anhydride Mthpa 11070-44-3
Price
US $10.00/kg
Min. Order
1kg
Purity
98%
Supply Ability
10 ton
Release date
2024-08-22
Hebei Weibang Biotechnology Co., Ltd
Product
Tetrahydromethyl-1,3-isobenzofurandione 11070-44-3
Price
US $10.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
100 mt
Release date
2021-08-24

11070-44-3, Tetrahydromethyl-1,3-isobenzofurandioneRelated Search:

Methyl-5-norbornene-2,3-dicarboxylic anhydride Tetrahydromethyl-1,3-isobenzofurandione Bicyclo[2.2.2]oct-7-ene-2,3,5,6-tetracarboxylic acid dianhydride Himic anhydride ENDO-BICYCLO[2.2.2]OCT-5-ENE-2,3-DICARBOXYLIC ANHYDRIDE Chlorendic anhydride Carbic anhydride 3a,4,7,7a-Tetrahydromethyl-1,3-isobenzofurandione 1,2,3,6-Tetrahydrophthalic anhydride Methyl tetrahydrophthalic anhydride bicyclo[2.2.2]oct-5-ene-2,3-dicarboxylic anhydride CIS-5-NORBORNENE-EXO-2,3-DICARBOXYLIC ANHYDRIDE Methylnadicanhydride 3,4,5,6,7,7-Hexachloro-3,6-endomethylene tetrahydrophthalic anhydride METHYL HIMIC ANHYDRIDE 1,14-DIMETHYL-4,10-DIOXATETRACYCLO[5.5.2.0(2,6).0(8,12)]TETRADEC-13-ENE-3,5,9,11-TETRAONE 3,7-DIMETHYL-11,16-DIOXAPENTACYCLO[6.5.5.0(1,6).0(9,13).0(14,18)]OCTADEC-6-ENE-10,12,15,17-TETRONE 4,5-DIMETHYL-6-(2-METHYL-PROPENYL)-3A,4,7,7A-TETRAHYDRO-ISOBENZOFURAN-1,3-DIONE

  • 4-METHYL TETRAHYDROPHTHALIC ANHYDRIDE
  • 3-METHYL-DELTA4-TETRAHYDROPHTHALIC ANHYDRIDE
  • 3-METHYL-4-CYCLOHEXENE-1,2-DICARBOXYLIC ANHYDRIDE
  • 3-METHYL-4-CYCLOHEXEN-1,2-DICARBOXYLIC ANHYDRIDE
  • AC-METHYL
  • 1,3-Isobenzofurandione, 3a,4
  • 4-methyl-3a,4,7,7a-tetrahydroisobenzofuran-1,3-quinone
  • cis,cis-3-Methyl-4-cyclohexene-1,2-dicarboxylic acid anhydride
  • 4-Methyl-3a,4,5,6-tetrahydroisobenzofuran-1,3-dione compound with 4-methyl-4,5,6,7-tetrahydroisobenzofuran-1,3-dione
  • 4-Methyl-3a,4,5,6-tetrahydroisobenzofuran-1,3-dione compound with 4-methyl-4,5,6,7-tetrahydroisobenzofuran-1,3-dione(mixture of isomers)
  • 1-METHYL-5-CYCLOHEXENE-2,3-DICARBOXYLIC ANHYDRIDE
  • MTHPA
  • MTHPA-600
  • MTHPA-EG
  • 3-Isobenzofurandione,tetrahydromethyl-1
  • tetrahydromethyl-3-isobenzofurandione
  • 1,3-Isobenzofurandione, tetrahydromethyl
  • tetrahydromethylphthalic anhydride
  • TETRAHYDROMETHYL-1,3-ISOBENZOFURANEDIONE
  • METHYLCYCLOHEXENE-1,2-DICARBOXYLIC ANHYDRIDE (MIXTURE OF ISOMERS)
  • Tetrahydromethyl-1,3-isobenzofurandione
  • Methyltetrahydroisobenzofurandione
  • METHYL-1,2,3,6-TETRAHYDROPHTHALIC ANHYDRIDE
  • METHYLCYCLOHEXENE-1,2-DICARBOXYLIC ANHYDRIDE
  • 3-Methylcyclohexene-1,2-dicarboxylic anhydride (Mixture of isoMers)
  • Methyltetrahydrophthalicanhyrid
  • Methylcyclohexene-1,2-dicarboxylicAnhydride(mixtureofisomers)&gt
  • 3a-methyl-5
  • Methyltetrahydrophthalic anhydride (Mixture of isomers)
  • Methyltetrahydrophtalic anhydride
  • 2,3,6 tetrahydro 3 methylphthalic anhydride
  • 11070-44-3