20220326141712

4-Chloro-4'-Hydroxy Benzophenone, CAS # 42019-78-3

Nyob zoo, tuaj nrog peb cov khoom!

4-Chloro-4'-Hydroxy Benzophenone, CAS # 42019-78-3

CAS Nr .: 42019-78-3
Molecular Formula: C13H9O2Cl
Cov qauv qauv:zd ua
Siv: qhov nruab nrab ntawm fenofibrate.


Product Detail

Khoom cim npe

Specification:
Cov tsos mob: Txiv kab ntxwv rau cib liab crystal hmoov
Poob ntawm ziab: ≤0.50%
Residue ntawm ignition: ≤0.5%
Ib qho impurity: ≤0.5%
Tag nrho impurities: ≤1.5%
Purity: ≥99.0%
Ntim: 250kg / hnab thiab 25kg / fiber nruas

Physicochemical zog:
Qhov ceev: 1.307 g / cm3
Melting point: 177-181 ° C
Flash point: 100 ° C
Refractive index: 1.623
Cia qhov xwm txheej: khaws cia rau hauv lub thawv kaw nruj nreem Khaws rau hauv qhov chaw txias, qhuav, qhov cua zoo kom deb ntawm cov khoom tsis sib xws.
Stable: ruaj khov nyob rau hauv qhov kub thiab txias

Daim ntawv thov tshwj xeeb
Nws yog feem ntau siv hauv cov organic synthesis thiab yog ib qho nruab nrab ntawm cov tshuaj tiv thaiv infertility radiomiphene.

Txoj kev tsim khoom:
1. P-chlorobenzoyl chloride tau npaj los ntawm cov tshuaj tiv thaiv ntawm p-chlorobenzoyl chloride nrog anisole, ua raws li hydrolysis thiab demethylation.
2. Cov tshuaj tiv thaiv p-chlorobenzoyl chloride nrog phenol: yaj 9.4g (0.1mol) ntawm phenol hauv 4ml ntawm 10% sodium hydroxide tov, ntxiv 14ml (0.110mol) ntawm p-chlorobenzoyl chloride dropwise ntawm 40 ~ 45 ℃, ntxiv rau hauv 30min, thiab hnov ​​​​mob ntawm qhov kub thiab txias rau 1H.Txias rau chav sov, lim thiab qhuav kom tau 22.3g ntawm phenyl p-Chlorobenzoate.Cov txiaj ntsig yog 96%, thiab cov ntsiab lus melting yog 99 ~ 101 ℃.

Txoj kev tsim khoom:

1. P-chlorobenzoyl chloride tau npaj los ntawm cov tshuaj tiv thaiv ntawm p-chlorobenzoyl chloride nrog anisole, ua raws li hydrolysis thiab demethylation.
2. Cov tshuaj tiv thaiv p-chlorobenzoyl chloride nrog phenol: yaj 9.4g (0.1mol) ntawm phenol hauv 4ml ntawm 10% sodium hydroxide tov, ntxiv 14ml (0.110mol) ntawm p-chlorobenzoyl chloride dropwise ntawm 40 ~ 45, ntxiv nws hauv 30min, thiab hnov ​​​​mob ntawm qhov kub thiab txias rau 1H.Txias rau chav sov, lim thiab qhuav kom tau 22.3g ntawm phenyl p-Chlorobenzoate.Cov txiaj ntsig yog 96%, thiab cov ntsiab lus melting yog 99 ~ 101.

Health txaus ntshai:
ua rau tawv nqaij khaus.Ua rau mob qhov muag loj.Tej zaum yuav ua rau mob ua pa ua pa.

Cov kev ceev faj:
Ntxuav kom huv si tom qab ua haujlwm.
Hnav hnab looj tes tiv thaiv / khaub ncaws tiv thaiv / looj tsom iav / tiv thaiv qhov ncauj qhov ntswg.
Tsis txhob nqus cov plua plav / pa luam yeeb / roj / pa luam yeeb / vapor / tshuaj tsuag.
Tsuas yog siv sab nraum zoov lossis nrog qhov cua zoo.

Kev tshwm sim teb:
Thaum muaj kab mob ntawm daim tawv nqaij: ntxuav kom huv si nrog dej.
Nyob rau hauv rooj plaub ntawm daim tawv nqaij khaus: nrhiav kev kho mob.
Tshem cov khaub ncaws uas tsis huv thiab ntxuav lawv ua ntej siv dua
Yog nyob rau hauv qhov muag: Yaug kom zoo nrog dej rau ob peb feeb.Yog tias koj hnav cov lo ntsiab muag thiab tuaj yeem nqa tau yooj yim, tshem tawm.Txuas ntxiv mus.
Yog tias koj tseem hnov ​​​​mob qhov muag: mus ntsib kws kho mob / kws kho mob.
Nyob rau hauv rooj plaub ntawm kev nqus pa tsis zoo: hloov tus neeg mus rau qhov chaw uas muaj huab cua ntshiab thiab tuav txoj haujlwm ua pa zoo.
Yog tias koj tsis xis nyob, hu rau lub chaw detoxification / kws kho mob

 

Kev ruaj ntseg cia:
Khaws rau hauv qhov chaw zoo ventilated.Khaws lub thawv kaw.
Qhov chaw khaws cia yuav tsum kaw.

Kev pov tseg pov tseg:
Pov tseg cov khoom / ntim khoom raws li cov cai hauv zos.

Kev pab thawj zaug:
Inhalation: Yog tias nqus tau, txav tus neeg mob mus rau huab cua ntshiab.
Kev sib cuag ntawm daim tawv nqaij: tshem cov khaub ncaws tsis huv thiab ntxuav cov tawv nqaij kom huv si nrog dej soapy thiab dej ntshiab.Yog tias koj tsis xis nyob, mus ntsib kws kho mob.
Kev sib cuag qhov muag: cais daim tawv muag thiab yaug nrog dej ntws los yog dej ntsev.Nrhiav kev kho mob tam sim ntawd.
Noj: gargle thiab tsis txhob ntuav.Nrhiav kev kho mob tam sim ntawd.
Tswv yim los tiv thaiv tus neeg cawm siav: hloov tus neeg mob mus rau qhov chaw nyab xeeb.Tham nrog kws kho mob.Muab phau ntawv qhia txog kev nyab xeeb tshuaj lom neeg no rau tus kws kho mob ntawm qhov chaw.


  • Yav dhau los:
  • Tom ntej:

  • Sau koj cov lus ntawm no thiab xa tuaj rau peb