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Cyclopentane (CAS#287-92-3)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta C5H10
Molar Mass 70.13
Yawan yawa 0.751 g/ml a 25 °C (lit.)
Matsayin narkewa -94°C (lit.)
Matsayin Boling 50 °C (latsa)
Wurin Flash -35°F
Ruwan Solubility Ya bambanta da ethanol, ether da acetone. Dan kadan micible da ruwa.
Solubility 0.156g/l maras narkewa
Tashin Turi 18.93 psi (55 ° C)
Yawan Turi ~ 2 (Vs iska)
Bayyanar Foda
Launi Fari
wari Kamar fetur; m, mai dadi.
Iyakar Bayyanawa TLV-TWA 600 ppm (~1720 mg/m3)(ACGIH).
Matsakaicin zango (λmax) ['λ: 198 nm Amax: 1.0',
, 'λ: 210 nm Amax: 0.50',
, 'λ: 220 nm Amax: 0.10',
,': 240
Merck 14,2741
BRN 1900195
Yanayin Ajiya Adana a ƙasa + 30 ° C.
Kwanciyar hankali Barga. Mai ƙonewa sosai. Kula da ƙaramin filasha da faffadan iyakoki. Wanda bai dace ba tare da magunguna masu ƙarfi masu ƙarfi. Yawo kan ruwa, ruwa yana da iyakacin ƙimar kashe gobarar da ta haɗa da shi
Iyakar fashewa 1.5-8.7% (V)
Fihirisar Refractive n20/D 1.405(lit.)
Abubuwan Jiki da Sinadarai Ruwa mara launi, wurin narkewa -93.9 °c, wurin tafasa 49.26 °c, ƙarancin dangi 0.7460(20/4 °c), index refractive 1.4068, filashin walƙiya -37 °c. Tare da barasa, ether da sauran kaushi na halitta miscible, insoluble a cikin ruwa.
Amfani Ana amfani dashi don maye gurbin Freon da ake amfani dashi sosai a cikin firiji, kayan rufewar injin daskarewa da sauran wakili mai kumfa PU mai wuya.

Cikakken Bayani

Tags samfurin

Alamomin haɗari F - Mai ƙonewa
Lambobin haɗari R11 - Mai ƙonewa sosai
R52/53 - Cutarwa ga halittun ruwa, na iya haifar da illa na dogon lokaci a cikin yanayin ruwa.
Bayanin Tsaro 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.
S61 - Guji saki zuwa yanayi. Koma zuwa umarni na musamman / takaddun bayanan aminci.
ID na UN UN 1146 3/PG 2
WGK Jamus 1
RTECS Saukewa: GY2390000
Farashin TSCA Ee
HS Code 2902 19 00
Matsayin Hazard 3
Rukunin tattarawa II
Guba LC (2 hr a cikin iska) a cikin mice: 110 mg/l (Lazarew)

 

Gabatarwa

Cyclopentane wani ruwa ne mara launi tare da wari na musamman. Yana da aliphatic hydrocarbon. Ba shi da narkewa a cikin ruwa amma yana iya zama mai narkewa a yawancin kaushi na halitta.

 

Cyclopentane yana da kyakkyawan solubility da kyawawan kaddarorin lalata, kuma galibi ana amfani da shi azaman maganin kaushi na gwaji a cikin dakin gwaje-gwaje. Har ila yau, kayan tsaftacewa ne da aka saba amfani dashi wanda za'a iya amfani dashi don cire maiko da datti.

 

Hanyar gama gari don samar da cyclopentane shine ta hanyar dehydrogenation na alkanes. Hanyar gama gari ita ce samun cyclopentane ta hanyar juzu'i daga iskar gas mai fashewa.

 

Cyclopentane yana da ƙayyadaddun haɗarin aminci, ruwa ne mai ƙonewa wanda zai iya haifar da wuta ko fashewa cikin sauƙi. Ya kamata a guji tuntuɓar harshen wuta da abubuwa masu zafi yayin amfani. Lokacin da ake sarrafa cyclopentane, yakamata a sami iska sosai kuma a guji shakar numfashi ko tuntuɓar fata da idanu.

 


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