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Methyl tetrahydrophthalic anhydride

CAS No.
19438-64-3
Chemical Name:
Methyl tetrahydrophthalic anhydride
Synonyms
JACS-19438-64-3;Methyl tetrahydropht;Methyl tetrahydrophthalic anhydride;MTHPA,Methyltetrahydrophthalic anhydride;MTHPA,Tetrahydromethyl-1,3-isobenzofurandione;5-Methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H);3a-Methyl-5,6-dihydro-4H-isobenzofuran-1,3-dione;6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione;5-Methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H)-dione;1,3-Isobenzofurandione, 3a,4,5,7a-tetrahydro-6-Methyl-
CBNumber:
CB9137590
Molecular Formula:
C9H10O3
Molecular Weight:
166.17
MDL Number:
MFCD00870768
MOL File:
19438-64-3.mol
MSDS File:
SDS
Last updated:2025-07-16 09:55:36
Product description Number Pack Size Price
MethylTetrahydrophthalicAnhydride M339670 250mg $45
Methyltetrahydrophthalicanhydride E323 25g $95
Methyltetrahydrophthalicanhydride 95% OR911727 5g $435
METHYLTETRAHYDROPHTHALIC ANHYDRIDE 95.00% CHM0078963 10G $1158.18
METHYLTETRAHYDROPHTHALIC ANHYDRIDE 95.00% CHM0078963 100G $3025.82
More product size

Methyl tetrahydrophthalic anhydride Properties

Boiling point 308.9±41.0 °C(Predicted)
Density 1+-.0.06 g/cm3(Predicted)
storage temp. -20°C, sealed storage, away from moisture
Appearance Colorless to light yellow Liquid
InChI InChI=1S/C9H10O3/c1-5-2-3-6-7(4-5)9(11)12-8(6)10/h4,6-7H,2-3H2,1H3
InChIKey MWSKJDNQKGCKPA-UHFFFAOYSA-N
SMILES C1(=O)C2C(CCC(C)=C2)C(=O)O1
CAS DataBase Reference 19438-64-3(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

HS Code  2932990090

Methyl tetrahydrophthalic anhydride price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC M339670 MethylTetrahydrophthalicAnhydride 19438-64-3 250mg $45 2021-12-16 Buy
AK Scientific E323 Methyltetrahydrophthalicanhydride 19438-64-3 25g $95 2021-12-16 Buy
Apolloscientific OR911727 Methyltetrahydrophthalicanhydride 95% 19438-64-3 5g $435 2021-12-16 Buy
American Custom Chemicals Corporation CHM0078963 METHYLTETRAHYDROPHTHALIC ANHYDRIDE 95.00% 19438-64-3 10G $1158.18 2021-12-16 Buy
American Custom Chemicals Corporation CHM0078963 METHYLTETRAHYDROPHTHALIC ANHYDRIDE 95.00% 19438-64-3 100G $3025.82 2021-12-16 Buy
Product number Packaging Price Buy
M339670 250mg $45 Buy
E323 25g $95 Buy
OR911727 5g $435 Buy
CHM0078963 10G $1158.18 Buy
CHM0078963 100G $3025.82 Buy

Methyl tetrahydrophthalic anhydride Chemical Properties,Uses,Production

Chemical Properties

Methyl tetrahydrophthalic anhydride is a light yellow transparent oily liquid. It is an important intermediate in electronic information materials, medicine, pesticides, resins, and defense industries. Also It can be used in coatings, plasticizers, pesticides and other industries.

Uses

Methyl tetrahydrophthalic anhydride can be used for unsaturated polyester resin, epoxy resin curing agent, pesticide intermediate, potting of dry-type transformer, etc.

108-31-6
78-79-5
19438-64-3
Synthesis of Methyl tetrahydrophthalic anhydride from Maleic anhydride and Isoprene

Methyl tetrahydrophthalic anhydride Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 200)Suppliers
Supplier Tel Email Country ProdList Advantage
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418679 +8618949832763 info@tnjchem.com China 2988 55
Alchem Pharmtech,Inc.
8485655694 sales@alchempharmtech.com United States 63687 58
career henan chemical co
+86-0371-86658258 +8613203830695 factory@coreychem.com China 29794 58
Puyang Huicheng Electronic Materials Co., Ltd.
+86-0393-+86-0393-8910800 +8615839383373 info@huichengchem.com China 530 58
SIMAGCHEM CORP
+86-5922680277 +86-13806087780 sale@simagchem.com China 17346 58
Jinan Qinmu Fine Chemical Co.,Ltd.
+8618660799346 sales@qinmuchem.com China 1008 58
Career Henan Chemica Co
+86-0371-86658258 +8613203830695 laboratory@coreychem.com China 30227 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763 sales@tnjchem.com China 34563 58
Shanghai UCHEM Inc.
+862156762820 +86-13564624040 sales@myuchem.com China 8736 58
ANHUI WITOP BIOTECH CO., LTD
+8615255079626 eric@witopchemical.com China 23541 58

View Lastest Price from Methyl tetrahydrophthalic anhydride manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Methyl tetrahydrophthalic anhydride pictures 2026-04-30 Methyl tetrahydrophthalic anhydride
19438-64-3
US $0.00 / KG 25KG 98%min 30tons/month WUHAN FORTUNA CHEMICAL CO., LTD
Methyl tetrahydrophthalic anhydride pictures 2023-08-16 Methyl tetrahydrophthalic anhydride
19438-64-3
US $1.00 / kg 1kg >99% 10000ton Weijer International Trade (Hebei) Co., Ltd
Methyl tetrahydrophthalic anhydride pictures 2020-06-02 Methyl tetrahydrophthalic anhydride
19438-64-3
US $6.00 / kg 1kg High quality Professional Factory Ms Ella chemwill_asia@126.com www.chemwill.com Chemwill Asia Co.,Ltd.

Methyl tetrahydrophthalic anhydride Spectrum

JACS-19438-64-3 Methyltetrahydro Phthalic Anhydride (Mixture of 3- and 4- Isomers) Methyl tetrahydrophthalic anhydride Methyl tetrahydropht 3a-Methyl-5,6-dihydro-4H-isobenzofuran-1,3-dione 5-Methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H)-dione 1,3-Isobenzofurandione, 3a,4,5,7a-tetrahydro-6-Methyl- MTHPA,Tetrahydromethyl-1,3-isobenzofurandione 5-Methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H) 6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione Methyl tetrahydrophthalic anhydride(Mixture of 3- and 4- Isomers),98%,Industrial grade mixtures MTHPA,Methyltetrahydrophthalic anhydride 19438-64-3 19438-64-3;2659