N-acetyl-L-cysteine | 616-91-1
Nkọwa ngwaahịa:
N-Acetyl-L-cysteine bụ ọcha crystalline ntụ ntụ nwere isi dị ka galik na uto utoojoo.
Hygroscopic, soluble na mmiri ma ọ bụ ethanol, nke na-adịghị edozi na ether na chloroform. Ọ bụ acidic na aqueous ngwọta (pH2-2.75 na 10g/LH2O), mp101-107 ℃.
N-acetyl-L-cysteine dị irè:
Antioxidants na mucopolysaccharide reagents.
A kọwala ya iji gbochie apoptosis neuronal, mana mee ka apoptosis nke mkpụrụ ndụ akwara dị nro ma gbochie nje HIV. Nwere ike ịbụ mkpụrụ maka microsomal glutathione transferase.
Ejiri ya dị ka ọgwụ na-agbaze phlegm.
Ọ dabara adaba maka mgbochi iku ume nke na-akpata nnukwu ihe mgbochi phlegm na-adọrọ adọrọ. Na mgbakwunye, a pụkwara iji ya mee ihe maka nsị nke nsị acetaminophen.
N'ihi na ngwaahịa a nwere ísì pụrụ iche, ọ dị mfe ime ka ọgbụgbọ na vomiting mgbe ị na-ewere ya.
Ọ nwere mmetụta na-akpali akpali na traktị iku ume ma nwee ike ịkpata bronchospasm. A na-ejikarị ya na bronchodilators dị ka isoproterenol, na n'otu oge ahụ na-eji ngwa nsị sputum.
Ngosipụta teknụzụ nke N-acetyl-L-cysteine :
Ihe nyocha Nkọwapụta
Ọdịdị kristal ọcha ma ọ bụ kristal ntụ ntụ
Identification absorption infrared
Ntugharị pụrụ iche[a]D25° +21°~+27°
Ígwè (Fe) ≤15PPm
Ọla dị arọ (Pb) ≤10PPm
Ọnwụ na ihicha ≤1.0%
Ihe adịghị ọcha na-agbanwe agbanwe na-emezu ihe achọrọ
Ihe fọdụrụ na mgbanye ≤0.50%
Ndu ≤3ppm
Arsenic ≤1ppm
Cadmium ≤1ppm
Mercury ≤0.1ppm
Nyocha 98～102.0%
Excipients Ọ dịghị
Ntupu 12 ntupu
Njupụta 0.7-0.9g/cm3
PH 2.0～2.8
Mkpokọta efere ≤1000cfu/g
Yist na ebu ≤100cfu/g
E.Coli anọghị/g
