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Bis (Methylthio) methane (CAS#1618-26-4)

Ngwongwo kemịkalụ:

Usoro ihe omimi C3H8S2
Molar Mass 108.23
Njupụta 1.059g/mLat 25°C(ọkụ)
Ebe Na-agbaze 148 Celsius C
Ebe Boling 147°C (ọkụ)
Ebe mgbari 111°F
Nọmba JECFA 533
Mmiri Solubility ANYỊGHỊ
Solubility ANYỊGHỊ
Uzuoku nrịbama 4.679hPa na 20 ℃
Ọdịdị dị ọcha
Nnukwu ike ndọda 1.059
Agba APHA: ≤100
Merck 14,1256
BRN 1731143
Ọnọdụ Nchekwa Ikuku ikuku,2-8°C
Ntụgharị uche n20/D 1.53 (ọkụ)
Njirimara anụ ahụ na kemịkalụ Njupụta 1.059. Ebe a na-esi nri 147 ° C. ND201.533-1.535. Ebe ọkụ ọkụ 43°C. Mmiri-soluble IMMISCIBLE.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xi - mgbakasị ahụ
Koodu ihe egwu R10 - ọkụ
R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
Nkọwapụta nchekwa S16 - Wepụ ya na isi mmalite nke mgbanye.
S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S36 / 37/39 - Yiri uwe nchebe kwesịrị ekwesị, uwe aka na nchebe anya / ihu.
NJ UN UN 1993 3/PG 3
WGK Germany 3
FLUKA BRAND F CODES 13
TSCA Ee
Koodu HS 29309070
Klas Hazard 3
Otu nkwakọ ngwaahịa III

 

Okwu mmalite

Dimethiomethane (nke a makwaara dị ka methyl sulfide) bụ ngwakọta organic. Ihe na-esonụ bụ mmalite nke njirimara, ojiji, ụzọ nkwadebe na ozi nchekwa nke dimethylthiomethane:

 

Ogo:

- Ọdịdị: mmiri mmiri na-enweghị agba

- Odor: nwere isi ike nke hydrogen sulfide

- Solubility: Soluble n'ọtụtụ ihe mgbaze organic dị ka ethanol na ether

 

Jiri:

- Dị ka ihe mgbaze: Dimethiomethane bụ ihe mgbaze organic dị mkpa nke enwere ike iji gbaze na sachaa ogige organic.

- Ngwakọta kemịkalụ: A na-ejikarị ya dị ka reagent na etiti na njikọ organic, na-ekere òkè na ụfọdụ alkylation, oxidation, sulfidation na mmeghachi omume ndị ọzọ.

- Polymer ihe: Dimethylthiomethane nwekwara ike iji maka crosslinking na mgbanwe nke polymers.

 

Usoro:

- Enwere ike nweta Dimethylthiomethane site na imeghachi methyl mercaptan na dimethyl mercaptan. Na mmeghachi omume, sodium iodide ma ọ bụ sodium bromide na-ejikarị eme ihe dị ka ihe na-akpali akpali.

 

Ozi nchekwa:

- Dimethylthiomethane nwere isi na-adịghị mma ma na-akpasukwa anya, akpụkpọ ahụ na akụkụ iku ume. Ekwesịrị iyi uwe mkpuchi, enyo nchekwa na nchekwa iku ume mgbe ejiri ya.

- N'oge nchekwa na njikwa, kọntaktị na ndị ọrụ oxidizing siri ike na acid kwesịrị izere iji gbochie mmeghachi omume kemịkal dị ize ndụ.

- Mgbe ọkụ, dimethylthiomethane na-emepụta gas na-egbu egbu (dịka sulfur dioxide) na ekwesịrị iji ya na ebe ikuku na-ekpo ọkụ.

- Mgbe ị na-ejikwa ma na-ekpofu ihe mkpofu, biko soro iwu na ụkpụrụ obodo dị mkpa.


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