asia_oju-iwe

ọja

Mannose triflate (CAS# 92051-23-5)

Ohun-ini Kemikali:

Fọọmu Molecular C15H19F3O12S
Molar Mass 480.36
iwuwo 1.50±0.1 g/cm3(Asọtẹlẹ)
Ojuami Iyo 118-122°C
Ojuami Boling 481.6± 45.0 °C(Asọtẹlẹ)
Yiyi pato (α) [α]D20 -14~-17゜(c=1,CHCl3)
Oju filaṣi 245.061°C
Solubility Chloroform (Diẹ), Ethyl Acetate (Diẹ)
Vapor Presure 0mmHg ni 25°C
Ifarahan afinju
Àwọ̀ Funfun to Pa-White
BRN 4341413
Ibi ipamọ Ipo -20°C
Atọka Refractive -16 ° (C=1, CHCl3)
MDL MFCD00012353
Ti ara ati Kemikali Properties Awọn kirisita ti ko ni awọ tabi ti o fẹrẹẹgbẹ, mp119 - 122; tiotuka ninu acetonitrile, DMSO, methanol, acetone, insoluble in aqueous media
Lo Awọn agbo ogun suga, ti a lo lati ṣepọ awọn oriṣiriṣi awọn itọsẹ ti awọn suga ti a ṣe atunṣe ni C-2, gẹgẹbi 2-halo-glucose; Igbaradi ti thiothers.

Alaye ọja

ọja Tags

Awọn aami ewu Xi - Irritant
Apejuwe Abo 24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju.
WGK Germany 3
FLUKA BRAND F koodu 10-21
HS koodu 29329990

 

Ọrọ Iṣaaju

Trifluoromannose. Atẹle jẹ ifihan si awọn ohun-ini, awọn lilo, awọn ọna igbaradi ati alaye ailewu ti trifluoromannose:

 

Didara:

- Irisi: Trifluoromannose jẹ okuta ti ko ni awọ, eyiti o le wa ni irisi clumps tabi awọn lulú.

- Solubility: Trifluoromannose fẹrẹ jẹ insoluble ninu omi, ṣugbọn o jẹ tiotuka ninu awọn nkan ti o nfo Organic gẹgẹbi awọn ọti-lile, ketones, ati esters.

- Iduroṣinṣin: Trifluoromannose ni iduroṣinṣin igbona to dara ati pe o le wa ni ipamọ fun igba pipẹ labẹ awọn ipo to dara.

 

Lo:

 

Ọna:

Trifluoromannose maa n pese sile nipasẹ hydrofluoric acid-catalyzed hydrohydrogenation. Igbese kan pato ni lati fesi trifluoroetophenone pẹlu hydrofluoric acid ni iwaju ayase lati ṣe ina trifluoromannose.

 

Alaye Abo:

Trifluoromannose ni a gba pe ailewu ninu ara eniyan. Gẹgẹbi ọpọlọpọ awọn ijinlẹ, kii ṣe carcinogenic, mutagenic, ati teratogenic.

- Lilo pupọ ti trifluoromannose le fa awọn iṣoro inu ikun bi gbuuru ati inu ikun, paapaa ni awọn eniyan ti o ni imọran si.

Nigbati o ba nlo trifluoromannose, iwọn lilo ti o yẹ ati awọn iṣọra yẹ ki o tẹle lati yago fun gbigbemi pupọ.

 


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