Ọdịmma 1,8-Naphthalic anhydride CAS 81-84-5 nwere ọnụ ahịa ụlọ ọrụ egosipụtara

Ogo dị elu 1,8-Naphthalic anhydride CAS 81-84-5 nwere ọnụ ahịa ụlọ ọrụ

Nkọwa dị mkpirikpi:

1,8-Naphthalic anhydride

CAS 81-84-5

Dị ọcha: 99%

Nkwakọ ngwaahịa: 1kg / akpa, 25kg / drum

1,8-Naphthalic anhydride bụ ngwakọta organic nwere usoro C₁₀H.Ọ bụ otu n'ime isomers atọ nke naphthalic anhydride, nke ọzọ bụ 1,2- na 2,3-mkpụrụkpụ.A na-akwado 1,8-isomer site na ikuku oxidation nke acenaphthene.Enwere ike ịkwadebe 2,6-naphthalenedicarboxylic acid site na anhydride a.

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Ịdị mma Dị elu 1,8-Naphthalic anhydride CAS 81-84-5na ọnụ ahịa ụlọ ọrụ

Njirimara kemịkalụ:

Ịdị mma Dị elu 1,8-Naphthalic anhydride CAS 81-84-5na ọnụ ahịa ụlọ ọrụ

MF: C12H6O3
MW: 198.17
EINECS: 201-380-2
Ebe mgbaze 269 Celsius
Ebe esi esi 295.48°C (atụmatụ siri ike)
njupụta 1.2571 (atụmatụ siri ike)
ụdị kristal edo edo ọkụ

Mpempe akwụkwọ data nka na ụzụ/TDS:

Ogo dị elu 1,8-Naphthalic anhydride CAS 81-84-5 nwere ọnụ ahịa ụlọ ọrụ

Ihe	Nkọwapụta
Ọdịdị	kristal edo edo dị ọkụ
Ịdị ọcha	≥99%
Mmiri	≤0.50%
Ọdịnaya siri ike	≥99.5%
Acid adịghị ọcha	≤0.50%

Ngwa

Ịdị mma Dị elu 1,8-Naphthalic anhydride CAS 81-84-5na ọnụ ahịa ụlọ ọrụ

1,8-Naphthalic anhydride bụ ihe mmalite nke 4-chloro na 4,5-dichloro.Ndị otu chloride ndị a na-enwe ike ibugharị site na amines na alkoxides, na-enye ịrị elu, n'ikpeazụ, na nnukwu ezinụlọ nke naphthalimides, nke a na-eji dị ka ihe na-egbuke egbuke.