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samfur

D-(+)-Tryptophan (CAS# 153-94-6)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C11H12N2O2
Molar Mass 204.23
Yawan yawa 1.1754
Matsayin narkewa 282-285°C (dare)(lit.)
Matsayin Boling 342.72°C
Takamaiman Juyawa (α) 31.5º (c=1, H2O 24ºC)
Wurin Flash 195.4°C
Ruwan Solubility 11 g/L (20ºC)
Solubility Soluble a cikin zafi ethanol, alkaline bayani da ruwa, insoluble a cikin chloroform, da ruwa bayani ne rauni acidic.
Tashin Turi 4.27E-07mmHg a 25°C
Bayyanar Fari ko fari kamar crystalline foda
Launi Fari zuwa rawaya kadan
BRN 86198
pKa 2.30± 0.10 (An annabta)
Yanayin Ajiya Ajiye a cikin duhu wuri, Inert yanayi, dakin zafin jiki
Kwanciyar hankali Barga. Rashin jituwa tare da abubuwan da ke haifar da iskar oxygen.
Fihirisar Refractive 31 ° (C=1, H2O)
MDL Saukewa: MFCD00005647
Abubuwan Jiki da Sinadarai Matsayin narkewa 282-285 ℃
takamaiman jujjuyawar gani 31.5 ° (c = 1, H2O 24 ℃)
ruwa mai narkewa 11g/L (20 ℃)
Amfani Shin wakili ne mai mahimmanci na sinadirai, ana amfani dashi a cikin magani azaman wakili mai kula da cutar

Cikakken Bayani

Tags samfurin

Hadari da Tsaro

Alamomin haɗari Xi - Haushi
Lambobin haɗari R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata.
R41 - Hadarin mummunan lalacewa ga idanu
R37 / 38 - Haushi ga tsarin numfashi da fata.
R22 - Yana cutarwa idan an haɗiye shi
Bayanin Tsaro S24/25 - Guji hulɗa da fata da idanu.
S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska.
S36 - Sanya tufafin kariya masu dacewa.
S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
WGK Jamus 3
RTECS Saukewa: YN6129000
FLUKA BRAND F CODES 8
Farashin TSCA Ee
HS Code 2933990
Matsayin Hazard HAUSHI

Magana

Magana

Nuna ƙarin
1. Gan Huiyu Huanglu. Shiri da Aikace-aikacen L-Proline Modified Gold Nanochannels [J]. Jaridar Minjiang Unive…

 

Daidaitawa

Ingantattun Bayanai na Izini

Wannan samfurin shine L-2-amino -3 (B-indole) propionic acid. An ƙididdige shi azaman busasshen samfur, abun ciki na C11H12N202 bazai ƙasa da 99.0%.

Hali

Ingantattun Bayanai na Izini
  • Wannan samfurin yana da fari zuwa rawaya crystal ko crystalline foda; Mara wari.
  • Wannan samfurin yana da ɗan narkewa a cikin ruwa, dan kadan mai narkewa a cikin ethanol, mai narkewa a cikin chloroform, mai narkewa a cikin formic acid; Narkar da a cikin maganin gwajin gwajin sodium hydroxide ko tsarma hydrochloric acid.

takamaiman juyawa

Ɗauki wannan samfurin, ma'auni madaidaici, ƙara ruwa don narke da kuma tsarma ƙima don yin maganin da ke dauke da kimanin 10mg a kowace lml, kuma ƙayyade bisa ga doka (General 0621), ƙayyadaddun juyawa shine -30.0 ° zuwa -32.5 °.

Gabatarwa

shine isomer na tryptophan wanda bai dace ba

ganewar asali daban-daban

Ingantattun Bayanai na Izini
  1. An narkar da adadin da ya dace na samfurin da samfurin tunani na tryptophan a cikin ruwa kuma an diluted don shirya maganin da ke dauke da kusan 10mg a kowace 1 ml a matsayin maganin gwajin da kuma bayani na tunani. Dangane da gwajin yanayin chromatographic a ƙarƙashin sauran amino acid, matsayi da launi na babban wurin maganin gwajin yakamata su kasance iri ɗaya da na bayanin bayani.
  2. Bakan sharar infrared na wannan samfurin yakamata ya yi daidai da na sarrafawa (Spectrum set 946).

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