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umkhiqizo

I-L-Tryptophan (CAS# 73-22-3)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C11H12N2O2
I-Molar Mass 204.23
Ukuminyana 1.34
I-Melting Point 289-290°C (dec.)(lit.)
I-Boling Point 342.72°C (isilinganiso esinzima)
Ukuzungezisa Okuthile(α) -31.1 º (c=1, H20)
I-Flash Point 224.7°C
Ukuncibilika kwamanzi 11.4 g/L (25 ºC)
Ukuncibilika Incibilika kancane emanzini (1.14%, 25°C), ayincibiliki ku-ethanol. Incibilika ku-asidi exutshiwe noma isisekelo.
I-Vapor Presure 8.3E-09mmHg ku-25°C
Ukubukeka I-Crystalline powder
Umbala Okumhlophe kuya kokuphuzi-mhlophe
I-Merck 14,9797
I-BRN 86197
pKa 2.46(ku-25℃)
PH 5.5-7.0 (10g/l, H2O, 20℃)
Isimo Sesitoreji 2-8°C
Ukuzinza Izinzile. Akuhambisani nama-acids aqinile, ama-oxidizing agents aqinile.
Kuyazwela Kuyazwela ekukhanyeni
I-Refractive Index -32 ° (C=1, H2O)
I-MDL I-MFCD00064340
Izakhiwo Zomzimba Nezamakhemikhali ukuminyana 1.34
indawo yokuncibilika 280-285°C
ukuzungezisa okuthile kokubona -31.1 ° (c = 1, H20)
ukuncibilika emanzini 11.4g/L (25°C)
Sebenzisa Thuthukisa umsoco, uthuthukise ukuqina komzimba.

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi I-R33 – Ingozi yemiphumela eqoqwayo
R40 – Ubufakazi obuncane bomphumela we-carcinogenic
R62 – Ingozi engaba khona yokukhubazeka kokuzala
R41 – Ingozi yokulimala okubi emehlweni
R37/38 – Ukucasula uhlelo lokuphefumula kanye nesikhumba.
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
I-R22 – Iyingozi uma igwinywe
Incazelo Yokuphepha I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
S36 – Gqoka izingubo ezifanele zokuzivikela.
S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
I-WGK Germany 2
I-RTECS YN6130000
AMAKHODI E-FLUKA BRAND F 8
I-TSCA Yebo
Ikhodi ye-HS 29339990
Ubuthi I-LD508mmol / kg (igundane, umjovo we-intraperitoneal). Iphephile uma isetshenziswa ekudleni (FDA, §172.320, 2000).

 

Isingeniso

I-L-Tryptophan iyi-chiral amino acid enendandatho ye-indole kanye neqembu lama-amino esakhiweni sayo. Ngokuvamile kuba i-crystalline powder emhlophe noma ephuzi encibilika kancane emanzini futhi enyuse ukuncibilika ngaphansi kwezimo ezine-asidi. I-L-tryptophan ingenye yama-amino acid abalulekile angakwazi ukuhlanganiswa ngumzimba womuntu, iyingxenye yamaprotheni, futhi iyimpahla eluhlaza engabalulekile ekuhlanganiseni nasekuhlanganiseni amaprotheni.

 

Kunezindlela ezimbili eziyinhloko zokulungiselela i-L-tryptophan. Enye ikhishwa emithonjeni yemvelo, njengamathambo ezilwane, imikhiqizo yobisi, nembewu yezitshalo. Enye ihlanganiswa ngezindlela ze-biochemical synthesis, kusetshenziswa ama-microorganisms noma ubuchwepheshe bonjiniyela bezakhi zofuzo ukuze kuhlanganiswe.

 

I-L-tryptophan ngokuvamile iphephile, kodwa ukuphuza ngokweqile kungase kube nemiphumela ethile engemihle. Ukudla ngokweqile kungase kubangele ukuphazamiseka kwamathumbu, isicanucanu, ukuhlanza, nokunye ukusabela kokugaya ukudla. Ezigulini ezithile, njengalezo ezine-tryptophan yofuzo engavamile kulesi sifo, ukungeniswa kwe-L-tryptophan kungase kubangele izinkinga zempilo ezimbi kakhulu.


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