Ubwino wapamwamba 1,8-Naphthalic anhydride CAS 81-84-5 ndi mtengo wa fakitale

Kufotokozera Kwachidule:

1,8-Nafitali anhydride

CAS 81-84-5

Chiyero: 99%

Kulongedza: 1kg / thumba, 25kg / ng'oma

1,8-Naphthalic anhydride ndi organic pawiri ndi formula C₁₀H.Ndi imodzi mwa ma isomers atatu a naphthalic anhydride, ena awiri kukhala 1,2- ndi 2,3-derivatives.The 1,8-isomer imakonzedwa ndi aerobic oxidation ya acenaphthene.2,6-naphthalenedicarboxylic acid ikhoza kukonzedwa kuchokera ku anhydride iyi.

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Kufotokozera

Mapangidwe apamwamba 1,8-Nafitali anhydride CAS 81-84-5ndi mtengo wa fakitale

Chemical katundu:

Mapangidwe apamwamba 1,8-Nafitali anhydride CAS 81-84-5ndi mtengo wa fakitale

MF: C12H6O3
MW: 198.17
EINECS: 201-380-2
Malo osungunuka 269 ° C
Malo otentha 295.48°C (kuyerekeza moyipa)
kachulukidwe 1.2571 (kuyerekeza molakwika)
kupanga Light yellow crystal

Technical Data Sheet/TDS:

Ubwino wapamwamba 1,8-Naphthalic anhydride CAS 81-84-5 ndi mtengo wa fakitale

Zinthu	Zofotokozera
Maonekedwe	Mwala wonyezimira wachikasu
Chiyero	≥99%
Chinyezi	≤0.50%
Zokhazikika	≥99.5%
Kusayera kwa Acid	≤0.50%

Kugwiritsa ntchito

Mapangidwe apamwamba 1,8-Nafitali anhydride CAS 81-84-5ndi mtengo wa fakitale

1,8-Naphthalic anhydride ndi kalambulabwalo wa 4-chloro ndi 4,5-dichloro zotumphukira.Magulu a kloridiwa amatha kusamutsidwa ndi amines ndi alkoxides, zomwe zimapangitsa kuti pakhale banja lalikulu la naphthalimides, zomwe zimagwiritsidwa ntchito ngati zowunikira.