Profile: Shandong Helishi Zhongjie Chemicals Co., Ltd. is specialized in the production of pyromellitic dianhydride & 4,4'-diaminodiphenyl ether. We are an ISO 9001 certified company.
6 Products/Chemicals (Click for related suppliers)
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• Poly(pyromellitic Dianhydride-Co-4,4'-Oxydianiline)
IUPAC Name: 4-(4-aminophenoxy)aniline; furo[3,4-f][2]benzofuran-1,3,5,7-tetrone | CAS Registry Number: 25038-81-7 Synonyms: CID168256, Pyromellitic dianhydride, 4,4'-oxydianiline polymer, 1H,3H-Benzo(1,2-c:4,5-c')difuran-1,3,5,7-tetrone, polymer with 4,4'-oxybis(benzenamine), 106359-24-4, 113285-50-0, 121088-52-6, 12656-76-7, 158037-74-2, 192225-42-6, 220674-48-6, 367523-09-9, 37191-50-7, 37890-36-1, 79121-88-3, 80941-25-9, 96157-46-9, 97955-73-2
InChIKey: NXDMHKQJWIMEEE-UHFFFAOYSA-N | ||||||||
• Pyromellitic Dianhydride
IUPAC Name: furo[3,4-f][2]benzofuran-1,3,5,7-tetrone | CAS Registry Number: 89-32-7 Synonyms: Pyromellitic anhydride, PMDA, PYROMELLITIC DIANHYDRIDE, Pyromellitic acid anhydride, Pyromellitic acid dianhydride, Oprea1_783432, HSDB 6950, NSC4798, 412287_ALDRICH, NSC 4798, 83190_FLUKA, EINECS 201-898-9, AIDS061189, Pyromellitic 1,2:4,5-dianhydride, AIDS-061189, SBB008218, ZINC00391926, 1,2,4,5-Benzenetetracarboxylic anhydride, 1,2,4,5-Benzenetetracarboxylic dianhydride, Benzene-1,2:4,5-tetracarboxylic dianhydride
InChIKey: ANSXAPJVJOKRDJ-UHFFFAOYSA-N | ||||||||
• 4,4'-Oxydiphthalic anhydride
IUPAC Name: 5-[(1,3-dioxo-2-benzofuran-5-yl)oxy]-2-benzofuran-1,3-dione | CAS Registry Number: 1823-59-2 Synonyms: 4,4'-Oxydiphthalic dianhydride, 524492_ALDRICH, 4,4'-Oxybisdiphthalic anhydride, Bis-(3-phthalyl anhydride) ether, FR-2401, 1,3-Isobenzofurandione, 5,5'-oxybis-, 163915-29-5, 174612-36-3
InChIKey: QQGYZOYWNCKGEK-UHFFFAOYSA-N | ||||||||
• 3,3'- DIAMINODIPHENYL ETHER
IUPAC Name: 3-(3-aminophenoxy)aniline | CAS Registry Number: 15268-07-2 Synonyms: 3,3'-Oxydianiline, 3,3'-Oxybisbenzenamine, Benzenamine, 3,3'-oxybis-, 3-(3-Aminophenoxy)phenylamine, MolPort-005-942-898, CID167270, ZINC05161793, LS-191054, I14-5842
InChIKey: LXJLFVRAWOOQDR-UHFFFAOYSA-N | ||||||||
• 3,3',4,4'-Biphenyltetracarboxylicaciddianhydride | ||||||||
• 4,4'-diaminodiphenylether-2-sulfonic acid
IUPAC Name: 5-amino-2-(4-aminophenoxy)benzenesulfonic acid | CAS Registry Number: 6411-63-8 Synonyms: SCHEMBL2120389, ZINC118084768
InChIKey: QRIVRJBZKGQYKV-UHFFFAOYSA-N |