isibhengezo_sekhasi

umkhiqizo

I-Methyl L-histidinate dihydrochloride (CAS# 7389-87-9)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H13Cl2N3O2
I-Molar Mass 242.1
I-Melting Point 207°C (dec.)(lit.)
I-Boling Point 368.2°C ku-760 mmHg
Ukuzungezisa Okuthile(α) 9 º (c=2 ku-H2O)
I-Flash Point 176.5°C
Ukuncibilika kwamanzi Incibilika ku-dimethyl sulfoxide, i-methanol namanzi.
Ukuncibilika 100g/l
I-Vapor Presure 1.29E-05mmHg ku-25°C
Ukubukeka I-Crystallization
Umbala Emhlophe
I-BRN 3572010
Isimo Sesitoreji Umkhathi ongenayo, 2-8°C
Kuyazwela I-Hygroscopic
I-Refractive Index 10 ° (C=2, H2O)
I-MDL I-MFCD00012701

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi 36/37/38 - Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S22 - Ungaphefumuli uthuli.
I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
I-WGK Germany 3
Ikhodi ye-HS 29332900
I-Hazard Class I-IRRITANT

 

Isingeniso

I-L-Histidine methyl ester dihydrochloride iyinhlanganisela yamakhemikhali. Okulandelayo incazelo yezakhiwo, ukusetshenziswa, izindlela zokulungisa, kanye nolwazi lokuphepha:

 

Ikhwalithi:

- Ukubukeka: I-crystalline powder emhlophe.

- I-Solubility: Incibilika emanzini nasezincibilikisini ezisekwe etshwaleni, ayincibiliki ezincibilikisini ezingezona ze-polar.

 

Sebenzisa:

- I-L-Histidine methyl ester dihydrochloride ivame ukusetshenziswa njenge-catalyst ku-organic synthesis. Idlala indima ebalulekile ekuphenduleni kwamakhemikhali okuthile, njenge-esterification kanye nokufingqa kotshwala.

 

Indlela:

- I-L-Histidine Methyl Ester dihydrochloride ivame ukulungiswa ngokuphendula i-N-benzyl-L-histidine methyl ester nge-hydrochloric acid ngaphansi kwezimo ezifanele.

- Le ndlela yokuhlanganisa ilula futhi ingenziwa elabhorethri.

 

Ulwazi Lokuphepha:

- I-L-Histidine Methyl Ester Dihydrochloride ngokuvamile iphephile ukuphatha, kodwa ngenxa yokuthi iyikhemikhali, kufanele kuthathwe izinyathelo zokuphepha ezilandelayo:

- Xhumana: Gwema ukuthintana ngqo kwesikhumba ukuze ugweme ukucasuka.

- Ukuhogela: Gwema ukuhogela uthuli noma amagesi. Izimo zokungena komoya ezinhle kufanele zigcinwe lapho kusingathwa lesi sithako.

- Ukucima umlilo: Uma kuba nomlilo, cisha umlilo ngesicishamlilo esifanele.


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