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Dimethyl sulfide (CAS#75-18-3)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C2H6S
Molar Mass 62.13
Yawan yawa 0.846g/mLat 25°C(lit.)
Matsayin narkewa -98°C (lit.)
Matsayin Boling 38°C (lit.)
Wurin Flash -34°F
Lambar JECFA 452
Ruwan Solubility 溶于乙醇和乙醚,不溶于水。
Solubility Ba zato ba tsammani tare da barasa, ethers, esters, ketones, aliphatic da hydrocarbons masu kamshi. Dan rashin fahimta da
Tashin Turi 26.24 psi (55 ° C)
Yawan Turi 2.1 (Vs iska)
Bayyanar Ruwa
Takamaiman Nauyi 0.849 (20/4 ℃)
Launi Share mara launi
wari Ethereal, permeating; rashin yarda; m.
Iyakar Bayyanawa ACGIH: TWA 10 ppm
Merck 14,6123
BRN 1696847
Yanayin Ajiya Adana a zazzabi +2°C zuwa +8°C.
Kwanciyar hankali Barga. Wanda bai dace ba tare da magunguna masu ƙarfi masu ƙarfi. Mai ƙonewa sosai - bayanin kula ƙananan wurin tafasa, ƙarancin walƙiya, da iyakar fashewa. Cakuda da iska suna iya fashewa. Wanda bai dace da
Iyakar fashewa 2.2-19.7% (V)
Fihirisar Refractive n20/D 1.435(lit.)
Abubuwan Jiki da Sinadarai Ruwa mara launi mara launi. Akwai wari mara dadi.
wurin narkewa -83 ℃
tafasar batu 37.5 ℃
girman dangi 0.845
index 1.4438
filashi - 17.8 ℃
mai narkewa a cikin ethanol da ether, wanda ba a iya narkewa cikin ruwa.
Amfani Don shirye-shiryen dimethyl sulfoxide kuma azaman tsaka-tsakin magungunan kashe qwari ko kaushi

Cikakken Bayani

Tags samfurin

Lambobin haɗari R11 - Mai ƙonewa sosai
R22 - Yana cutarwa idan an haɗiye shi
R37 / 38 - Haushi ga tsarin numfashi da fata.
R41 - Hadarin mummunan lalacewa ga idanu
R36 - Haushi da idanu
Bayanin Tsaro S7 – Rike akwati a rufe sosai.
S9 - Ajiye akwati a wuri mai kyau.
S16 - Ka nisantar da tushen wuta.
S29 - Kada ku komai a cikin magudanar ruwa.
S33 - Ɗauki matakan kariya game da fitar da a tsaye.
S36/39 -
S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
ID na UN UN 1164 3/PG 2
WGK Jamus 1
RTECS Saukewa: PV5075000
FLUKA BRAND F CODES 13
Farashin TSCA Ee
HS Code 2930 90 98
Matsayin Hazard 3
Rukunin tattarawa II
Guba LD50 na baki a cikin zomo: 535 mg/kg LD50 dermal Rabbit> 5000 mg/kg

 

Gabatarwa

Dimethyl sulfide (wanda kuma aka sani da dimethyl sulfide) wani fili ne na sulfur na inorganic. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na dimethyl sulfide:

 

inganci:

- bayyanar: ruwa mara launi tare da ƙaƙƙarfan ƙamshi na musamman.

- Solubility: miscible tare da ethanol, ethers, da yawa Organic kaushi.

 

Amfani:

- Aikace-aikacen masana'antu: Dimethyl sulfide ana amfani dashi ko'ina azaman mai narkewa a cikin halayen haɓakar kwayoyin halitta, musamman a cikin sulfidation da halayen thioaddition.

 

Hanya:

- Dimethyl sulfide za a iya shirya ta kai tsaye dauki ethanol da sulfur. Yawanci yana faruwa a ƙarƙashin yanayin acidic kuma yana buƙatar dumama.

- Hakanan ana iya shirya ta ta hanyar ƙara sodium sulfide zuwa methyl bromides guda biyu (misali methyl bromide).

 

Bayanin Tsaro:

- Dimethyl sulfide yana da wari mai kauri kuma yana da tasiri mai ban haushi akan fata da idanu.

- Ka guji haɗuwa da fata da idanu kuma ɗaukar matakan da suka dace yayin amfani.

- Lokacin amfani da ajiya, hulɗa tare da oxidants da acid mai ƙarfi ya kamata a guji don guje wa halayen da ba su da lafiya.

- Ya kamata a zubar da sharar gida kamar yadda dokokin gida suka tanada kuma kada a zubar da su.

- Kula da iska mai kyau yayin ajiya da amfani.

 


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