tsamba_banner

mankhwala

Dimethyl succinate(CAS#106-65-0)

Chemical Property:

Molecular Formula C6H10O4
Misa ya Molar 146.14
Kuchulukana 1.117 g/mL pa 25 °C (kuyatsa)
Melting Point 16-19 °C (kuyatsa)
Boling Point 200 ° C (kuyatsa)
Pophulikira 185 ° F
Nambala ya JECFA 616
Kusungunuka kwamadzi 8.5 g/L (20 ºC)
Kusungunuka 75g/l
Kuthamanga kwa Vapor 0.3 mm Hg (20 °C)
Maonekedwe Mandala madzi
Mtundu Zomveka
Kununkhira Zipatso
Merck 14,8869
Mtengo wa BRN 956776
Mkhalidwe Wosungira Sungani pansi +30 ° C.
Kukhazikika Wokhazikika. Zoyaka. Zosagwirizana ndi ma oxidizing agents, zidulo, zoyambira, zochepetsera.
Zophulika Malire 1.0-8.5% (V)
Refractive Index n20/D 1.419(lit.)
MDL Chithunzi cha MFCD00008466
Zakuthupi ndi Zamankhwala Madzi opanda mtundu mpaka kuwala achikasu (kutentha kwa firiji), amatha kuchiritsidwa mutatha kuzirala. Vinyo ndi fungo la ether ndi fungo la zipatso ndi Coke. Malo otentha 195 ~ 196 °c, kapena 80 °c (1466Pa). Malo osungunuka 18-19 °c. Kusungunuka pang'ono m'madzi (1%), kusungunuka mu ethanol (3%), kusungunuka m'mafuta. Zachilengedwe zimapezeka mu hazelnuts wokazinga.
Gwiritsani ntchito Kwa kaphatikizidwe ka stabilizers kuwala, zokutira zapamwamba, fungicides, intermediates mankhwala.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 36 - Zokhumudwitsa m'maso
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S24/25 - Pewani kukhudzana ndi khungu ndi maso.
Ma ID a UN UN 1993
WGK Germany 1
Mtengo wa RTECS WM7675000
TSCA Inde
HS kodi 29171990

 

Mawu Oyamba

Dimethyl succinate (DMDBs mwachidule) ndi organic pawiri. Zotsatirazi ndizofotokozera za chilengedwe, kagwiritsidwe ntchito, njira yopangira, ndi chidziwitso cha chitetezo cha DMDBS:

Ubwino:
1. Maonekedwe: madzi opanda mtundu ndi fungo lapadera.
2. Kuchulukana: 1.071 g/cm³
5. Kusungunuka: DMDBS ili ndi kusungunuka kwabwino ndipo imatha kusungunuka mumitundu yosiyanasiyana yamadzimadzi.

Gwiritsani ntchito:
1. DMDBS imagwiritsidwa ntchito kwambiri m'ma polima opangira monga mapulasitiki, zofewa komanso zothira mafuta.
2. Chifukwa cha kukhazikika kwake kwa thupi ndi mankhwala, DMDBS ingagwiritsidwenso ntchito ngati pulasitiki ndi zofewa zopangira ma resin, utoto ndi zokutira.
3. DMDBS imagwiritsidwanso ntchito kwambiri pokonza zinthu zina za labala, monga zikopa zopangira, nsapato za rabara ndi mapaipi amadzi.

Njira:
Kukonzekera kwa DMDBS nthawi zambiri kumachitika ndi esterification ya succinic acid ndi methanol. Kuti mudziwe njira yokonzekera, chonde onani zolemba za organic synthesis.

Zambiri Zachitetezo:
1. DMDBS ndi madzi omwe amatha kuyaka, ndipo ayenera kusamala kuti asakhudzidwe ndi moto wotseguka komanso kutentha kwambiri posunga ndi kugwiritsa ntchito.
3. Pogwira ndi kusunga DMDBS, njira zoyenera zolowera mpweya ziyenera kuchitidwa kuti musapume mpweya wa nthunzi yake.
4. DMDBS iyenera kusungidwa kutali ndi kutentha kwakukulu, malawi osatsegula ndi okosijeni, ndikusungidwa pamalo owuma ndi ozizira.


  • Zam'mbuyo:
  • Ena:

  • Lembani uthenga wanu apa ndikutumiza kwa ife