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ibicuruzwa

Dimethyl disulfide (CAS # 624-92-0)

Umutungo wa Shimi:

Inzira ya molekulari C2H6S2
Misa 94.2
Ubucucike 1.0625
Ingingo yo gushonga -85 ° C.
Ingingo ya Boling 109 ° C (lit.)
Flash point 76 ° F.
Umubare wa JECFA 564
Amazi meza <0.1 g / 100 mL kuri 20 ºC
Gukemura 2.7g / l
Umwuka 22 mm Hg (20 ° C)
Ubucucike bw'umwuka 3.24 (vs ikirere)
Kugaragara Amazi
Uburemere bwihariye 1.0647 (20/4 ℃)
Ibara Sobanura umuhondo
Imipaka ntarengwa ACGIH: TWA 0.5 ppm (Uruhu)
BRN 1730824
Imiterere y'Ububiko Agace gashya
Igihagararo Ihamye. Ntibishobora kubangikanya shingiro, imbaraga zikomeye za okiside, ibintu bigabanya imbaraga. Umuriro.
Umupaka uturika 1.1-16.1% (V)
Ironderero n20 / D 1.525 (lit.)
Ibintu bifatika na shimi Amazi yumuhondo yoroheje. Hariho impumuro mbi.
gushonga ingingo -85 ℃
ingingo itetse 109.7 ℃
ubucucike ugereranije 1.0625
indangantego yo kugabanya 1.5250
solubilité idashobora gushonga mumazi, gushonga muri Ethanol, ether, acide acike byari bibi.
Koresha Ikoreshwa nk'umuti wica udukoko hamwe nudukoko twica udukoko, kandi ni nabwo bikoresho nyamukuru bya chloride ya methanesulfonyl hamwe n’ibicuruzwa bya aside methanesulfonike.

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R11 - Biraka cyane
R20 / 22 - Byangiza muguhumeka kandi niba byamizwe.
R36 - Kurakaza amaso
R51 / 53 - Uburozi bwibinyabuzima byo mu mazi, bushobora gutera ingaruka mbi zigihe kirekire mubidukikije byamazi.
R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
R26 - Uburozi cyane muguhumeka
R22 - Byangiza niba byamizwe
R36 / 37 - Kurakaza amaso na sisitemu y'ubuhumekero.
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S61 - Irinde kurekura ibidukikije. Reba amabwiriza yihariye / impapuro z'umutekano.
S45 - Mugihe habaye impanuka cyangwa niba wumva utameze neza, shaka inama zubuvuzi ako kanya (erekana ikirango igihe cyose bishoboka.)
S38 - Mugihe uhumeka udahagije, ambara ibikoresho byubuhumekero.
S36 / 37/39 - Wambare imyenda ikingira, uturindantoki no kurinda amaso / mu maso.
S28A -
S16 - Irinde amasoko yo gutwikwa.
S60 - Ibi bikoresho hamwe nibikoresho byabyo bigomba gutabwa nkimyanda ishobora guteza akaga.
S57 - Koresha ibikoresho byabugenewe kugirango wirinde kwanduza ibidukikije.
S39 - Kwambara ijisho / kurinda amaso.
S29 - Ntugasibe ubusa.
Indangamuntu ya Loni UN 2381 3 / PG 2
WGK Ubudage 2
RTECS JO1927500
TSCA Yego
Kode ya HS 29309070
Icyiciro cya Hazard 3
Itsinda ryo gupakira II
Uburozi LD50 mu kanwa mu Rukwavu: 290 - 500 mg / kg

 

Intangiriro

Dimethyl disulfide (DMDS) ni ifumbire mvaruganda hamwe na chimique C2H6S2. Nibisukari bitagira ibara bifite impumuro idasanzwe.

 

DMDS ifite imikoreshereze itandukanye mu nganda. Ubwa mbere, isanzwe ikoreshwa nka catisale ya sulfidation, cyane cyane munganda za peteroli kugirango tunoze imikorere yo gutunganya nibindi bikorwa bya peteroli. Icya kabiri, DMDS nayo ni fungiside yica udukoko twica udukoko dushobora gukoreshwa mubuhinzi n’ubuhinzi bwimbuto, nko kurinda ibihingwa nindabyo mikorobe nudukoko. Mubyongeyeho, DMDS ikoreshwa cyane nka reagent muri synthesis ya chimique na synthesis synthesis.

 

Uburyo nyamukuru bwo gutegura DMDS ni muburyo bwa carbone disulfide na methylammonium. Iyi nzira irashobora gukorwa mubushyuhe bwinshi, akenshi bisaba gukoresha catalizator kugirango byorohereze reaction.

 

Kubyerekeye amakuru yumutekano, DMDS ni amazi yaka kandi afite impumuro mbi. Ibikoresho bikwiye birinda nka gants, ibirahure byumutekano, n imyenda ikingira bigomba kwambarwa mugihe cyo gukoresha no kubikoresha. Muri icyo gihe, bigomba kuba kure yumuriro nubushyuhe kugirango birinde umuriro cyangwa guturika. Kubika no gutwara, DMDS igomba gushyirwa mubintu byumuyaga kandi ikabikwa ahantu hakonje, humye, hahumeka neza, kure ya okiside n’amasoko yaka. Mugihe habaye impanuka itunguranye, ingamba zikenewe zo gukuraho zigomba guhita zifatwa kandi hagomba guhumeka neza.

 

 


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