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ibicuruzwa

Isopropyl-beta-D-thiogalactopyranoside (CAS # 367-93-1)

Umutungo wa Shimi:

Inzira ya molekulari C9H18O5S
Misa 238.3
Ubucucike 1.3329 (igereranya)
Ingingo yo gushonga 105 ° C.
Ingingo ya Boling 350.9 ° C (igereranya)
Guhinduranya byihariye (α) -31 º (c = 1, amazi)
Flash point 219 ° C.
Amazi meza gushonga
Gukemura Gushonga mumazi, na methanol
Umwuka 1.58E-09mmHg kuri 25 ° C.
Kugaragara Ifu yera
Ibara Cyera
Merk 14,5082
BRN 4631
pKa 13.00 ± 0.70 (Byahanuwe)
Imiterere y'Ububiko 2-8 ° C.
Igihagararo Ihamye. Ntibishobora gukoreshwa na okiside ikomeye.
Yumva `sensibilité` kubushuhe n'ubushuhe
Ironderero 1.5060 (igereranya)
MDL MFCD00063273

Ibicuruzwa birambuye

Ibicuruzwa

Ibyago n'umutekano

Kode y'ingaruka R19 - Irashobora gukora peroxide iturika
R40 - Ibimenyetso bike byerekana ingaruka ziterwa na kanseri
R66 - Guhura kenshi birashobora gutera uruhu cyangwa kumeneka
R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
Ibisobanuro byumutekano S23 - Ntugahumeke umwuka.
S24 / 25 - Irinde guhura nuruhu n'amaso.
S36 / 37 - Wambare imyenda ikingira hamwe na gants.
S22 - Ntugahumeke umukungugu.
S36 / 37/39 - Wambare imyenda ikingira, uturindantoki no kurinda amaso / mu maso.
S27 - Kuramo ako kanya imyenda yose yanduye.
S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
WGK Ubudage 3
FLUKA BRAND F CODES 10
TSCA Yego
Kode ya HS 29389090

 

 

Intangiriro

IPTG ni ibintu bitera ibikorwa bya β-galactosidase. Ukurikije ibi biranga, iyo ADN ya vector ya seriveri ya pUC (cyangwa izindi vector ADN ifite gene ya lacZ) ihindurwa na selile yo gusiba lacZ nkuwakiriye, cyangwa iyo ADN ya vector ya f13 ya M13 ihinduwe, niba X-gal na IPTG byongeweho ku isahani iciriritse, kubera α-kuzuzanya kwa gal-galactosidase, gene recombinant irashobora gutoranywa byoroshye ukurikije niba coloni yera (cyangwa plaque) igaragara. Mubyongeyeho, irashobora kandi gukoreshwa nkimvugo itera imvugo yerekanwe hamwe na promoteri nka lac cyangwa tac. Gushonga mumazi, methanol, Ethanol, gushonga muri acetone, chloroform, kudashonga muri ether. Ni inducer ya gal-galactosidase na β-galactosidase. Ntabwo ari hydrolyzed na β-galactoside. Nibisubizo byuburyo bwa thiogalactosyltransferase. Byakozwe: IPTG ishonga mumazi, hanyuma igahinduka kugirango itegure igisubizo kibitse (0 · 1M). Iheruka rya IPTG yibanze muri plaque yerekana igomba kuba 0 · 2mM.

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