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sehlahisoa

trans-2-Heptenal(CAS#18829-55-5)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C7H12O
'Misa oa Molar 112.17
Botenya 0.857g/mLat 25°C(lit.)
Melting Point -53.35°C (khakanyo)
Boling Point 90-91°C50mm Hg(hote.)
Flash point 128°F
JECFA Nomoro 1360
Khatello ea Mouoane 3.22mmHg ho 25°C
Tekano ea Mouoane > 1 (ha e bapisoa le moea)
Ponahalo makhethe
Mmala Ha e na mmala ho ya ho mosehla o kganyang ho ya ho lamunu e kganyang
BRN 1700822
Boemo ba polokelo 2-8°C
Refractive Index n20/D 1.450(lit.)
Thepa ea 'Mele le ea Lik'hemik'hale Boima ba Mouoane:> 1 (vs moea)
maemo a polokelo: sehatsetsing (4 °c) sebaka sa li-flagmables
WGK Jeremane:3
RTECS: MJ8795000

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Likhoutu tsa Kotsi R10 – E ka cha
R20/21 – E kotsi ka ho hema le ho kopana le letlalo.
R43 – E ka baka maikutlo a matla ka ho ama letlalo
Tlhaloso ea Tšireletseho S16 - Ipoloke hole le mehloli ea mollo.
S36/37 - Apara liaparo tse loketseng tsa tšireletso le liatlana.
Li-ID tsa UN UN 1988 3/PG 3
WGK Jeremane 3
RTECS MJ8795000
LIKHOUTU FLUKA BRAND F 10-23
Khoutu ea HS 29121900
Tsebiso ea Kotsi E tenang
Sehlopha sa Likotsi 3.2
Sehlopha sa ho paka III

 

Selelekela

(E) -2-heptenal ke motsoako oa lintho tse phelang. Se latelang ke kenyelletso e khuts'oane ea thepa, tšebeliso, mekhoa ea ho lokisa, le tlhaiso-leseling ea polokeho ea komporo:

 

Boleng:

(E) -2-heptenal ke mokelikeli o se nang 'mala o monko o bohale. Motsoako ona o na le polarity e fokolang 'me o qhibiliha ka har'a motsoako oa ethanol le ether.

 

Sebelisa:

(E) -2-heptenal e na le boleng bo itseng ba kopo indastering ea lik'hemik'hale. Haholo-holo e sebelisoa e le karolo e bohareng ea motsoako oa monko o monate hammoho le metsoako e meng.

 

Mokhoa:

Tokisetso ea (E) -2-heptenal hangata e fumanoa ka oxidation ea heptene. Mokgwa o tlwaelehileng ke ho fetisa oksijene motswakong wa heptene's acetic acid acyl oxidizer ho hlahisa (E) -2-heptenal le acetic acid. Mekhoa ea ka mor'a moo ea phekolo e kenyelletsa ho hloekisa, ho hloekisa le ho tlosa litšila.

 

Lintlha tsa Tšireletseho:

(E) -2-heptenal ke motsoako o halefisang 'me tlhokomelo e lokela ho nkoa bakeng sa ho kopana ha eona le ho hema. Ho pepeseha ha nako e telele kapa ho hoholo ho ka ba le litlamorao tse tenang letlalong, mahlo, le tsela ea ho hema. Ha u sebelisa (E) -2-heptenal, mehato e nepahetseng e kang liatlana tse sireletsang le likhalase li lokela ho nkoa ho etsa bonnete ba hore ho na le moea o motle. Ha u boloka le ho sebetsana le motsoako ona, mekhoa e sireletsehileng e loketseng e lokela ho hlokomeloa, ha tlhokomelo e lokela ho nkoa e le ho thibela hore e se ke ea kopana le lintho tse tukang haeba ho ka ba le mollo kapa ho phatloha.


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona