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1,2-Propanediol(CAS#57-55-6)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C3H8O2
'Misa oa Molar 76.09
Botenya 1.036 g/mL ho 25 °C (hote.)
Melting Point -60 °C (hote.)
Boling Point 187 °C (hote.)
Phetoho e khethehileng(α) n20/D 1.432 (lit.)
Flash point 225°F
JECFA Nomoro 925
Ho qhibiliha ha Metsi miscible
Solubility E kopane ka metsing, acetone, ethyl acetate le chloroform, e qhibilihang ka har'a ether. E ka qhibiliha ka har'a oli e ngata ea bohlokoa, empa e ke ke ea kopanngoa le petroleum ether, parafine le mafura.
Khatello ea Mouoane 0.08 mm Hg (20 °C)
Tekano ea Mouoane 2.62 (vs moea)
Ponahalo Mokelikeli oa Viscous
Matla a Khoheli a khethehileng 1.038 (20/20℃)1.036~1.040
Mmala APHA: ≤10
Merck 14,7855
BRN 1340498
pKa 14.49±0.20(E boletsoeng esale pele)
PH 6-8 (100g/l, H2O, 20℃)
Boemo ba polokelo Boloka ho +5°C ho ea ho +30°C.
E hloahloa Hygroscopic
Qeto ea ho phatloha 2.4-17.4%(V)
Refractive Index n20/D 1.432(lit.)
MDL MFCD00064272
Thepa ea 'Mele le ea Lik'hemik'hale Mokelikeli o se nang 'mala, o hlakileng le o tsitsitseng o monyang metsi, o batlang o sa latsoehe ebile o se na monko.
ntlha ea ho qhibiliha -60 ℃
ntlha e belang 187.3 ℃
boima bo lekanang 1.0381
index ea refractive 1.4326
ntlha ea flash 99 ℃
solubility, ethanol le mefuta e fapaneng ea metsoako ea manyolo.
Sebelisa E sebelisoa e le resin, plasticizer, surfactant, emulsifier le demulsifier ea lisebelisoa tse tala, e ka boela ea sebelisoa e le antifreeze le sesebelisoa sa mocheso.

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Tlhaloso ea Tšireletseho 24/25 - Qoba ho kopana le letlalo le mahlo.
WGK Jeremane 1
RTECS TY2000000
TSCA Ee
Khoutu ea HS 29053200
Chefo LD50 ka molomo ho Mmutla: 19400 - 36000 mg/kg LD50 dermal Rabbit 20800 mg/kg

 

Selelekela

E monate hanyane. Ho bonolo ho monya mongobo mme o tsitsitse tlas'a maemo a tloaelehileng, empa ho bonolo ho hlahisa propionaldehyde, lactic acid, pyruvate le acetic acid ka mocheso o phahameng. E kopane le metsi, acetone le chloroform, 'me e qhibiliha ka har'a ether. Tekanyetso e mahareng e bolaeang (rat, molomo) ke 25ml/kg.


  • E fetileng:
  • E 'ngoe:

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