leqephe_banner

sehlahisoa

2,3-Benzofuran(CAS#271-89-6)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C8H6O
'Misa oa Molar 118.14
Botenya 1.095g/mLat 20°C(lit.)
Melting Point <-18℃
Boling Point 173-175°C(lebone)
Flash point 133°F
Ho qhibiliha ha Metsi e sa qhibidihang
Khatello ea Mouoane 1.65mmHg ho 25°C
Ponahalo Crystalline phofo kapa kristale
Mmala Bosehla ho isa ho botala ho ya bosehla bo sootho
Merck 14,1088
BRN 107704
pKa 33.2
Boemo ba polokelo 2-8°C
Refractive Index n20/D 1.567
Thepa ea 'Mele le ea Lik'hemik'hale Sebopeho: metsi a se nang mmala.
sebaka se qhibilihang <-18 ℃
ntlha e belang 173 ~ 175 ℃
boima bo lekanang 1.0948
index ea refractive 1.5672
ntlha ea flash 56 ℃
ho qhibiliha ka metsing, ho qhibiliha ka ethanol, ether.
Sebelisa Likahare tsa tšebeliso ea iofurofurazone le li-resin tsa indolene

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Likhoutu tsa Kotsi R40 - Bopaki bo fokolang ba phello ea kankere
R52 – E kotsi ho dibopuwa tsa metsing
R10 – E ka cha
Tlhaloso ea Tšireletseho S36/37 - Apara liaparo tse loketseng tsa tšireletso le liatlana.
S16 - Ipoloke hole le mehloli ea mollo.
Li-ID tsa UN UN 1993 3/PG 3
WGK Jeremane 3
RTECS DF6423800
LIKHOUTU FLUKA BRAND F 10-23
TSCA Ee
Khoutu ea HS 29329900
Tsebiso ea Kotsi E tenang
Sehlopha sa Likotsi 3
Sehlopha sa ho paka III
Chefo E ka thoko ho oli ea mashala le ho sebelisoa ha ho etsoa
resin ea coumarone-indene. Resin ena e sebelisoa lipente, sekhomaretsi, joalo-joalo.
mme e dumellwa ho paka dijo. Ha ho tsejoe hakaalo ka chefo
ea benzofuran ho batho empa chefo e matla litekong
liphoofolo li kenyelletsa ho hloleha ha sebete le liphio. Chefo e sa feleng ho liphoofolo
e ama sebete, liphio, matšoafo le mpa.
Tsamaiso ea bophelo bohle (oral administration) e bakile mofetše ho
ka bobeli likhoto le litoeba.

 

Selelekela

Oxyindene (C9H6O2) ke motsoako oa tlhaho o nang le masale a benzene le mehele ea benzofuran. Se latelang ke selelekela sa thepa, tšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea oxindene:

 

Boleng:

Ponahalo: Oxyindene ha e na 'mala ho isa ho 'mala o mosehla o tiileng oa kristale.

Solubility: Oxyinden e ka qhibiliha ka har'a metsoako e mengata ea lintho tse phelang, empa ha e qhibilihe ka metsing.

 

Sebelisa:

Oxindene e ka sebelisoa hape e le tlatsetso ho li-photosensitizers le li-polymer stabilizers.

 

Mokhoa:

Oxyindene e ka lokisoa ke karabelo ea oxidation ea benzofuran le benzofuranone. Ts'ebetso e khethehileng ea ho itokisa e ka kenyelletsa mehato e rarahaneng ho organic synthesis, eo ka kakaretso e hlokang ho sebelisoa ha oxidant tlas'a maemo a loketseng.

 

Lintlha tsa Tšireletseho:

Oxyinden e nkoa e le ntho e batlang e sireletsehile tlas'a maemo a tloaelehileng a tšebeliso, empa e ntse e hloka ho latela mekhoa e nepahetseng ea ts'ebetso ea laboratori le tlhahiso ea indasteri.

Ha u tšoara oksindene, ho lokela ho apesoa lisebelisoa tse loketseng tsa ho itšireletsa tse kang litlelafo tsa lik'hemik'hale, likhalase tsa mahlo le liaparo tse sireletsang.

Qoba ho kopana le letlalo le mahlo, 'me u qobe ho hema kapa ho ja oksindene.

Oxyindene e lokela ho bolokoa ka har'a sets'oants'o se sa keneleng moea hole le ho hotetsa le li-oxidants.

 


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona