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sehlahisoa

2-3-Butanedithiol (CAS#4532-64-3)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C4H10S2
'Misa oa Molar 122.25
Botenya 0.995 g/mL ho 25 °C (hote.)
Melting Point -53.9°C (khakanyo)
Boling Point 86-87 °C/50 mmHg (hote.)
Flash point 126°F
JECFA Nomoro 539
Khatello ea Mouoane 2.15mmHg ho 25°C
Tekano ea Mouoane > 1 (ha e bapisoa le moea)
Ponahalo mokelikeli (khakanyo)
Matla a Khoheli a khethehileng 0.995
Mmala Ha e na mmala ho ya ho mosehla o kganyang ho ya ho lamunu e kganyang
pKa 9.93±0.10(E boletsoeng esale pele)
Refractive Index n20/D 1.5194(lit.)
Thepa ea 'Mele le ea Lik'hemik'hale Sebaka se belang 86 ° C (50 torr)

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Matšoao a Kotsi Xn - E Kotsi
Likhoutu tsa Kotsi R10 – E ka cha
R22 – E kotsi ha e kwetswe
R36/37/38 – Ho tena mahlo, tsamaiso ya ho hema le letlalo.
Tlhaloso ea Tšireletseho S16 - Ipoloke hole le mehloli ea mollo.
S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
Li-ID tsa UN UN 3336 3/PG 3
WGK Jeremane 3
Khoutu ea HS 29309090
Sehlopha sa Likotsi 3.2
Sehlopha sa ho paka III

 

Selelekela

2,3-Butanedithiol. Se latelang ke selelekela sa thepa, tšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea 2,3-butanedithiol:

 

Boleng:

- Ponahalo: Mokelikeli o se nang mebala

- Monko: Monko o monate

- E qhibiliha: E qhibiliha ka metsing, lino tse tahang le lihlapolli tsa ether

 

Sebelisa:

- Tšebeliso ea indasteri: 2,3-butanedicaptan e ka sebelisoa e le accelerator ea rabara le antioxidant. E ka ntlafatsa thepa ea mechine le ho hanyetsa mocheso oa rabara le ho lelefatsa bophelo ba tšebeletso ea lihlahisoa tsa rabara.

 

Mokhoa:

Tokisetso ea 2,3-butanedithiol e ka etsoa ka e 'ngoe ea mekhoa e latelang:

- Tokiso ea indasteri: butene le sebabole li sebelisoa hangata joalo ka lisebelisoa tse tala 'me li lokisoa ke karabelo ea vulcanization.

- Tokiso ea laboratori: E ka lokisoa ka karabelo ea propadiene sulfate le sodium sulfite, kapa ka karabelo ea 2,3-dichlorobutane le sodium sulfide.

 

Lintlha tsa Tšireletseho:

- 2,3-butanedithiol e halefisa mme e ka baka ho teneha le ho chesa mahlong le letlalo.

- Ho hema ka bongata ba 2,3-butanedithiol ho ka baka ho tsekela, ho nyekeloa ke pelo, ho hlatsa le matšoao a mang a sa phutholohang.

- Qoba ho hema le ho ama letlalo nakong ea ts'ebetso, 'me u apare lisebelisoa tse nepahetseng tsa ts'ireletso joalo ka liatlana, likhalase, joalo-joalo.

- Qoba ho kopana le li-oxidants le lintho tse kang li-acid tse matla le alkalis ho qoba liketso tse kotsi.


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  • E 'ngoe:

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