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samfur

3,4-Dihydrocoumarin(CAS#119-84-6)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C9H8O2
Molar Mass 148.16
Yawan yawa 1.169 g/ml a 25 °C (lit.)
Matsayin narkewa 24-25 ° C (lit.)
Matsayin Boling 272 ° C (launi)
Wurin Flash >230°F
Lambar JECFA 1171
Ruwan Solubility marar narkewa
Solubility Methanol, chloroform
Tashin Turi 13.6kPa a 20 ℃
Bayyanar Ruwa mara launi zuwa haske rawaya
Takamaiman Nauyi 1.169
Launi Mara Launi zuwa Kashe-Farin Ƙarƙashin narkewa
BRN 4584
Yanayin Ajiya An rufe shi a bushe, 2-8 ° C
Fihirisar Refractive n20/D 1.556(lit.)
MDL Saukewa: MFCD00006881
Abubuwan Jiki da Sinadarai WGK Jamus: 2
Saukewa: DJ2981225

Cikakken Bayani

Tags samfurin

Alamomin haɗari Xn - cutarwa
Lambobin haɗari R22 - Yana cutarwa idan an haɗiye shi
R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata.
Bayanin Tsaro S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S36 - Sanya tufafin kariya masu dacewa.
WGK Jamus 3
RTECS Saukewa: MW5775000
Farashin TSCA Ee
HS Code 29322980
Guba An ba da rahoton ƙimar LD50 na baka a cikin berayen azaman 1.65 g/kg (1.47-1.83 g/kg) (Moreno, 1972a). An ba da rahoton ƙimar LD50 mai ƙaƙƙarfan dermal a cikin zomaye kamar> 5 g/kg (Moreno, 1972b).

 

Gabatarwa

Dihydrovanillin. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na dihydrovanillin:

 

inganci:

- Bayyanar: Dihydrovanillin ba shi da launi zuwa lu'ulu'u masu launin rawaya.

- Solubility: Mai narkewa a cikin kaushi na kwayoyin halitta da dan kadan mai narkewa cikin ruwa.

- Kamshi: Yana da ƙamshi mai ɗaci, mai kama da vanilla ko toast.

 

Amfani:

 

Hanya:

Shirye-shiryen dihydrovanillin galibi ana samun su ta hanyar phenolic condensation dauki. Takamaiman matakan sun haɗa da amsawar benzaldehyde da acetic anhydride wanda alkali da dumama ke haɓakawa a ƙarƙashin yanayin da ya dace don samar da dihydrovanillin.

 

Bayanin Tsaro:

Dihydrovanillin gabaɗaya ana ɗaukarsa azaman fili mai aminci, amma yana iya haifar da rashin lafiyar wasu mutane.

- Don yawan adadin dihydrovanillin, haɗuwa da fata na iya haifar da haushi. Ya kamata a sanya matakan da suka dace kamar safar hannu, tabarau, da sauransu, yayin da ake sarrafa wurin.

- A lokacin ajiya da amfani, tuntuɓar ma'aikatan oxidizing masu ƙarfi ko kayan wuta ya kamata a guji su don guje wa haɗari.


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