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Paraldehyde (CAS#123-63-7)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C6H12O3
Molar Mass 132.16
Yawan yawa 0.994 g/ml a 20 °C (lit.)
Matsayin narkewa 12 °C
Matsayin Boling 65-82 ° C
Wurin Flash 30°F
Ruwan Solubility 125g/L (25ºC)
Solubility 120g/l
Tashin Turi 25.89 psi (55 ° C)
Yawan Turi 1.52 (Vs iska)
Bayyanar mafita
Takamaiman Nauyi 0.994
Launi Ruwa mara launi
wari dandano mai ban sha'awa, ƙanshin ƙanshi
Merck 13,7098
BRN 80142
pKa 16 (a 25 ℃)
Yanayin Ajiya 2-8 ° C
Kwanciyar hankali Barga. Mai ƙonewa. Rashin jituwa tare da ma'aikatan oxidizing masu ƙarfi, acid ma'adinai.
Iyakar fashewa 1.3-17.0% (V)
Fihirisar Refractive n20/D 1.39
Abubuwan Jiki da Sinadarai Ruwa mara launi, mai ɗanɗano wanda shine polymer na acetaldehyde mai-kwaya uku.
wurin narkewa 12.5 ℃
tafasar batu 128 ℃
girman dangi 0.994
Rarraba index 1.405
solubility dan kadan mai narkewa a cikin ruwan zafi, miscible tare da barasa da ether.
Amfani Don masana'antar harhada magunguna, Tsarin Halitta

Cikakken Bayani

Tags samfurin

Alamomin haɗari F - Mai ƙonewa
Lambobin haɗari R11 - Mai ƙonewa sosai
R10 - Flammable
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.
ID na UN UN 1993 3/PG 2
WGK Jamus 1
RTECS YK0525000
HS Code Farashin 29125000
Matsayin Hazard 3.2
Rukunin tattarawa III
Guba LD50 na baka a cikin beraye: 1.65 g/kg (Figot)

 

Gabatarwa

Triacetaldehyde. Mai zuwa shine taƙaitaccen gabatarwar ga yanayinsa, amfaninsa, hanyar masana'anta da bayanan aminci.

 

inganci:

Acetaldehyde mara launi ne zuwa kodadde rawaya crystalline foda tare da dandano mai daɗi.

Matsakaicin adadin kwayoyin halittarsa ​​shine kusan 219.27 g/mol.

A cikin zafin jiki, triacetaldehyde yana narkewa cikin ruwa, methanol, ethanol da sauran kaushi na ether. Zai rube a yanayin zafi mai yawa.

 

Amfani:

Hakanan za'a iya amfani da Acetaldehyde a cikin shirye-shiryen kayan lantarki, masu gyara resin, masu ɗaukar wuta na fiber da sauran filayen masana'antu.

 

Hanya:

Ana iya samun acetaldehyde ta hanyar acid-catalyzed polymerization na acetaldehyde. Hanyar shiri na musamman yana da wuyar gaske, yana buƙatar wasu yanayi na gwaji da masu haɓakawa, kuma gabaɗaya yana buƙatar amsawa a 100-110 ° C.

 

Bayanin Tsaro:

Acetaldehyde na iya zama mai guba da fushi ga jikin ɗan adam a wani yanki na musamman, kuma ya kamata a kula da shi don guje wa haɗuwa da fata, idanu da numfashi yayin amfani da shi.

Lokacin fuskantar tushen wuta, polyacetaldehyde yana ƙonewa kuma yakamata a kiyaye shi daga buɗewar wuta da yanayin zafi.

Lokacin amfani ko adana triacetaldehyde, ya kamata a kiyaye yanayin da ke da iska mai kyau kuma a nisantar da abubuwan da ke haifar da iskar oxygen.

Lokacin sarrafa meretaldehyde, saka kayan kariya masu dacewa kamar safar hannu, gilashin kariya, da abin rufe fuska.

 


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