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31. CAS 2426-02-0 3, 4, 5, 6-Tetrahydrophthalic Anhydride Tmma 
[Apr 20, 2023]
[Apr 20, 2023] Product Name 3,4,5,6-Tetrahydrophthalic anhydride CAS No. 2426-02-0 EINECS No. 219-374-3 Molecular formula C8H8O3 Appearance White Crystal Melting point 69-73 °C(lit.) Boiling point 234.6°C ...
Company: Suzhou Senfeida Chemical Co., Ltd.
32. Trimellitic Anhydride (tma) Totm Trimellitic Anhydride [Jul 23, 2025]
[Jul 23, 2025] Appearance white flakes white flakes Content% 97.9 96.5min Melting pointºC 165.5 164min Color PT-CO 120 130max Acid number mg KOH/g 878 973min Packaging and Shipping We have good cooperate ...
Company: Jiangsu Dengfeng Chemical Co., Ltd
33. 99% Mna CAS 25134-21-8 Methyl-5-Norbornene-2, 3-Dicarboxylic Anhydride/Methyl Nadic Anhydride [Jun 10, 2025]
[Jun 10, 2025] 99% MNA CAS 25134-21-8 Methyl-5-Norbornene-2,3-Dicarboxylic Anhydride/Methyl Nadic Anhydride Product Description of 99% MNA CAS 25134-21-8 Methyl-5-Norbornene-2,3-Dicarboxylic Anhydride/Methyl Nadic Anhydride ...
Company: Suzhou Greenway Biotech Co., Ltd.
34. Chemical Raw Materials; Methyl-5-Norbornene-2, 3-Dicarboxylic Anhydride 25134-21-8 [Apr 24, 2025]
[Apr 24, 2025] Property Description IUPAC Name Methylbicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride Common Names Methyl nadic anhydride; MNA CAS Number 25134-21-8 EC Number 246-680-1 Molecular ...
Company: Jiangsu Xinsu New Materials Co., Ltd
35. 3, 6-Endochemicalbookmethylenephthalicanhydride.; Nadic Anhydride 826-62- 0 [Apr 23, 2025]
[Apr 23, 2025] Property Specification Chemical Name 5-Norbornene-2,3-dicarboxylic Anhydride Synonyms Nadic Anhydride; NA; endo-cis-5-Norbornene-2,3-dicarboxylic Anhydride; Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic ...
Company: Jiangsu Xinsu New Materials Co., Ltd
36. Trimellitic Anhydride for Polyimide Resin with CAS#552-30-7 [Apr 24, 2024]
[Apr 24, 2024] Product Description Product Description: Appearance White or slight yellow flake or powde Assay Min .99.0% Anhydride Min.97.5% Melting point 165 /-2C Acid value Min.872mgKOH/g Color(Pt-Co) Max.150 ...
37. Trimellitic Anhydride for Pharmaceutical Raw Material with CAS 552-30-7 [Apr 24, 2024]
[Apr 24, 2024] Product Description Product Description: Appearance White or slight yellow flake or powde Assay Min .99.0% Anhydride Min.97.5% Melting point 165 /-2C Acid value Min.872mgKOH/g Color(Pt-Co) Max.150 ...
38. CAS No 552-30-7 RCTMA Trimellitic Anhydride [Jul 06, 2023]
[Jul 06, 2023] Product Description Appearance: white flake solids Solubility: It is easily soluble in ethanol, acetone and most organic solvents; and slightly soluble in water, and it is converted into trimellitic acid in ...
Company: LK (NANJING) CO., LTD.
39. CAS 93-97-0 Benzoic Anhydride [May 06, 2023]
[May 06, 2023] Product name Benzoic anhydride CAS NO. 93-97-0 Formula C14H10O3 Molecular Weight 226.23 Appearance White Powder Melting point 38-42 °C(lit.) Boiling point 360 °C density 1.199 g/mL at 25 ...
Company: Suzhou Senfeida Chemical Co., Ltd.
40. Hot Selling 2082-59-9 Valeric Anhydride [May 21, 2025]
[May 21, 2025] Product Name: VALERIC ANHYDRIDE Synonyms: VALERIC ANHYDRIDE;Pentanoic acid, anhydride;Pentanoicacid,anhydride;pentanoicacidanhydride;PENTANOIC ANHYDRIDE;N-PENTANOIC ANHYDRIDE;N-VALERIC ANHYDRIDE;VALERIC ANHYDRIDE ...
Company: Jiangsu Xinsu New Materials Co., Ltd
41. Chemical Materials; Methyl-5-Norbornene-2, 3-Dicarboxylic Anhydride 25134-21-8 [Apr 23, 2025]
[Apr 23, 2025] Property Specification Chemical Name Methyl-5-norbornene-2,3-dicarboxylic anhydride Synonyms Methyl nadic anhydride; MNA; Methyl bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride CAS Number [xxxx-xx-x] (to ...
Company: Jiangsu Xinsu New Materials Co., Ltd
42. Chemical Raw Material Diacetyl-L-Tartaric Anhydride Data 6283-74-5 [Apr 06, 2023]
[Apr 06, 2023] CAS NO.: 6283-74-5 Assay: ≥97% (titration method) Properties: white crystal, mp :130-135 oC Suzhou Senfeida Chemical Co., Ltd. is an environment-friendly high-tech enterprise integrating research and development, ...
Company: Suzhou Senfeida Chemical Co., Ltd.
43. Methyl Tetrahydrophthalic Anhydride for The Epoxy Curing Agent [Dec 11, 2023]
[Dec 11, 2023] Product Description Performance characteristics: High purity and light colour: it can be directly made or modulated into epoxy resin products of various colours as required. Low viscosity: casting, potting, ...
Company: CHANGZHOU JLON COMPOSITE CO., LTD.
44. Top Quality Mthpa Methyltetrahydrophthalic Anhydride Anhydrous with 99% Purity [Jul 09, 2024]
[Jul 09, 2024] Product Description A new type of liquid organic acid anhydride curing agents for epoxy resins with excellent performance Methyl tetrahydrophthalic anhydride (MTHPA, MeTHPA). Because the anhydride curing agent ...
Company: CHANGZHOU JLON COMPOSITE CO., LTD.
45. Reach Source Trifluoroacetic Anhydride CAS 407-25-0 [Sep 17, 2025]
[Sep 17, 2025] Product Description 1. Product Name: Trifluoroacetic anhydride 2. CAS: 407-25-0 It is a versatile chemical widely used as a dehydrating agent, catalyst, and intermediate in the pharmaceutical and agrochemical ...
