Ekwentị:+86 21 6460 6569
ibe_banner

ngwaahịa

Ethyl (R) -3-hydroxybutyrate (CAS# 24915-95-5) Foto egosipụtara
  • Ethyl (R) -3-hydroxybutyrate (CAS# 24915-95-5) 1

Ethyl (R) -3-hydroxybutyrate (CAS# 24915-95-5)

Ngwongwo kemịkalụ:

Usoro ihe omimi C6H12O3
Molar Mass 132.16
Njupụta 1.017 g/mL na 25 Celsius C (ọkụ)
Ebe Boling 75-76 Celsius C/12 mmHg (ọkụ.)
Ntụgharị pụrụ iche(α) -45.5º (589nm, c=1, CHCl3)
Ebe mgbari 148°F
Mmiri Solubility soluble
Uzuoku nrịbama 17.2Pa na 20 ℃
Ọdịdị Mmiri mmiri
Nnukwu ike ndọda 1.017
Agba Dị ọcha, enweghị agba
pKa 14.45± 0.20 (buru amụma)
Ọnọdụ Nchekwa 2-8 Celsius C
Ntụgharị uche n20/D 1.42 (ọkụ)
Njirimara anụ ahụ na kemịkalụ alfa: -45.5 o (589nm, c=1, CHCl3)

Nkọwa ngwaahịa

Mkpado ngwaahịa

Koodu ihe egwu R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
R52 - na-emerụ ihe ndị dị n'ime mmiri
Nkọwapụta nchekwa 24/25 - Zere kọntaktị na akpụkpọ anụ na anya.
NJ UN 1993
WGK Germany 3
Koodu HS 29181990

 

Okwu mmalite

Ethyl (R)-(-) 3-hydroxybutyrate, nke a makwaara dị ka (R)-(-) 3-hydroxybutyric acid ethyl ester, bụ ngwakọta organic. Njirimara ya bụ ndị a:

 

Ogo:

- Ọdịdị: mmiri mmiri na-enweghị agba

 

Jiri:

Ethyl (R)-(-) 3-hydroxybutyrate nwere ọtụtụ ngwa na ngalaba nke kemịkalụ:

- Ọ nwere ike ịrụ ọrụ dị mkpa dị ka ihe na-akpali akpali na mmeghachi omume njikọ organic.

 

Usoro:

Enwere ụzọ dị iche iche iji kwadebe ethyl (R)-(-) 3-hydroxybutyrate:

- Usoro a na-emekarị bụ ịkwadebe site na esterification nke hydroxybutyric acid, nke na-emeghachi hydroxybutyric acid na ethanol, na-agbakwụnye ihe na-eme ka acid dị ka sulfuric acid ma ọ bụ formic acid, na-eme ka ngwaahịa ahụ dị ọcha mgbe mmeghachi omume gasịrị.

- A pụkwara ịkwadebe ya site na iji ethanol na-ejikọta succinic acid, na-agbakwunye acid catalysts, na mgbe ahụ hydrolysis.

 

Ozi nchekwa:

Ethyl (R)-(-) 3-hydroxybutyrate dịtụ mma maka ojiji n'ozuzu, mana ihe ndị a ka kwesịrị iburu n'uche:

- Ọ bụ mmiri mmiri na-ere ọkụ na ekwesịrị izere ya site na kọntaktị na ọkụ mepere emepe na oke okpomọkụ.

-Ekwesịrị iburu n'uche nchekwa nchekwa dị mkpa, dị ka iyi mkpuchi mkpuchi na uwe aka mgbe a na-arụ ọrụ.

- Zere ikuku ume, iri nri, na kọntaktị akpụkpọ ahụ na akpụkpọ ahụ iji zere ahụ erughị ala na mmerụ ahụ.

- N'ihe gbasara kọntaktị, kpochaa ebe ahụ emetụtara ozugbo na ọtụtụ mmiri ma chọọ nlekọta ahụike.

 

  • Nke gara aga:
  • Osote:
    • Dee ozi gị ebe a ziga anyị ya

    ngwaahịa ndị metụtara ya