DEET (Bekee diethylmethylbenzamide), nke aha kemịkalụ ya bụ diethyltoluamide, bụ ọgwụ na-egbu ụmụ ahụhụ sara mbara. Akwụkwọ Chemicalbook nwere mmetụta na-egbochi ọtụtụ ụmụ ahụhụ na-ata ahụhụ n'ebe dị iche iche ma nwee ike ịchụpụ ijiji na-agba agba. , midges, black figs, chiggers, deer figs, fleas, gnats, horse figs, anwụnta, ájá figs, gnats, stable figs na akọrọ.

Njirimara kemịkalụ

Mmiri mmiri na-enweghị agba ruo na amber. O nwere isi citrus dị mfe. Ọ fọrọ nke nta ka ọ ghara ịgbaze na mmiri, mana a na-agwakọta ya na ethanol, 2-propanol, propylene glycol na mmanụ owu. Ihe meta-isomer dị na ngwaahịa ụlọ ọrụ mmepụta ihe dị site na 85 ruo 95%, d24 bụ 0.996 ruo 0.998, viscosity na 30°C bụ 13.3 sentimita. Uru LD50 dị oke ọnụ nke oke ọcha nwoke dị ihe dị ka 2000mg/kg; inye oke nri nwere 1% DEET ruo ụbọchị 200 enweghị mmetụta ọjọọ; ihe mejupụtara a na-agbazeghị agbaze nwere ike ịkpasu akpụkpọ ahụ mucous iwe, mana jiri ntinye DEET na-egbochi ihu na ihu gị kwa ụbọchị. Na ogwe aka, ọ na-akpata naanị obere iwe.

Ebumnuche:

Dịka ọgwụ mgbochi ahụhụ, DEET bụ ihe bụ isi na-egbochi anwụnta n'ọtụtụ usoro ọgwụ mgbochi anwụnta siri ike na nke mmiri mmiri. Ọ nwere mmetụta pụrụ iche n'igbochi anwụnta. Isomer atọ niile nwere mmetụta mgbochi anwụnta, meta-isomer bụkwa nke kachasị ike. Nkwadebe: 70%, 95% mmiri mmiri.

Nọmba CAS 134-62-3

Usoro molekụla C12H17NO

Ibu molekụla 191.27

EINECS Nke 205-149-7

Ebe agbaze -45°C

Ebe esi mmiri 111°C1mmHg

Njupụta 0.998g/mL na 20°C (ọkụ)

Njupụta uzuoku 6.7 (Chemicalbookvsair)

Nrụgide uzuoku <0.01mmHg (25°C)

Ndekọ Refractive n20/D1.523 (lit.)

Ebe ọkụ > 230°F

Ozi mkpọtụrụ