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Cas no:89-32-7 PMDA Pyromellitic diahydride
Pyromellitic dianhydride (PMDA), ngwaahịa dị ọcha bụ kristal na-acha ọcha ma ọ bụ na-acha odo odo. Ikuku na-ekpo ọkụ ga-amịkọrọ mmiri ngwa ngwa site na ikuku na hydrolyzed n'ime Pyromellitic Acid. A na-agbaze na dimethyl sulfoxide, dimethylformamide, acetone na ihe mgbaze ndị ọzọ na-adịghị ahụkebe na ether, chloroform na benzene. A na-eji ya eme ihe dị ka akụrụngwa maka polyimide, na onye na-ahụ maka ịre ahịa maka imepụta ihe na-agwọ ọrịa epoxy na mkpochapụ resin polyester.
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Ụzọ mbupu dị mma CAS 56553-60-7 ntụ ntụ Sodium triacetoxyborohydride
Aha ngwaahịa: sodium triacetoxyborohydride
CAS: 56553-60-7
Usoro ihe omimi:C6H10BNaO6
Ọdịdị: ọcha ntụ ntụ
Ọdịnaya: 95.0% ~ 105.0% (titration)
Na-eji: Maka mmeghachi omume mbelata nke ketone na aldehyde, mbelata amination ma ọ bụ lactamization nke carbonyl compound na amine, na mbelata amination nke aryl aldehyde.
Ike: 5 ~ 10mt / ọnwa
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25kg ngwugwu CAS 75-36-5 99% Acetyl Chloride
Aha ngwaahịa: Acetyl chloride
CAS NO:75-36-5
Formula MolecularC2H3ClO
Ọdịdị: Mmiri mmiri na-enweghị agba
Chroma: ≤50
Acetic acid: 1%
Ngwa: acetylation reagent
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DMP Liquid Dimethyl Phthalate CAS 131-11-3
Usoro kemịkalụ na ịdị arọ molekụla
Usoro ọgwụ: C10H10O4
Arọ molikula:194.19
CAS Mba: 131-11-3
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Trioctyl Citrate CAS 78-42-2
Usoro kemịkalụ na ịdị arọ molekụla
Usoro ọgwụ: C24H51O4P
Ibu ibu: 434.64
CAS Mba: 78-42-2
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CAS 84-69-5 Diisobutyl phthalate DIBP plasticizer
Usoro kemịkalụ na ịdị arọ molekụla
Usoro ọgwụ: C16H22O4
Ibu ibu: 278.35
CAS No.: 84-69-5
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DOP plasticizer Di-iso-octyl Phthalate CAS 117-81-7
Usoro kemịkalụ na ịdị arọ molekụla
Usoro ọgwụ: C16H22O4
Ibu ibu: 278.35
CAS Mba: 84-74-2
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DAP plasticizer Diallyl Phthalate CAS 131-17-9
Usoro kemịkalụ na ịdị arọ molekụla
Usoro ọgwụ: C14H14O4
Ibu ibu: 246.35
CAS Mba: 131-17-9
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DMM plasticizer Dimethyl Maleate CAS 624-48-6
Usoro kemịkalụ na ịdị arọ molekụla
Usoro ọgwụ: C6H8O4
Ibu ibu: 144.12
CAS Mba: 624-48-6
