N, N-Dimethylacetamide CAS: 127-19-5
Ntinye ngwaahịa
N, N-Dimethylacetamide CAS: 127-19-5
Njirimara kemịkalụ: Njirimara kemịkalụ yiri N, N-dimethylformamide, ọ bụkwa onye nnọchi anya amide mgbaze. Na enweghị acid ma ọ bụ alkali, ọ gaghị emebi emebi mgbe ọ na-ekpo ọkụ ka ọ na-esi ísì n'okpuru nrụgide nkịtị, n'ihi ya, ọ nwere ike imebi ya n'okpuru nrụgide nkịtị. Ọnụọgụ hydrolysis na-adị ngwa ngwa. Mgbe N, N-dimethylacetamide nwere 5% mmiri na-ekpo ọkụ na 95 Celsius maka awa 140, naanị 0.02% bụ hydrolyzed. Agbanyeghị, na ọnụnọ acid na alkali, ọnụego hydrolysis na-abawanye. Saponification na-eme mgbe a na-ekpo ọkụ na ọnụnọ nke alkali siri ike.
Ọ bụ mmiri mmiri transperent dị elu.
Mpaghara ngwa
1. Pharmaceutical intermediate dimethylacetamide bụ ihe dị mkpa ọgwụ akụrụngwa na-eji ọtụtụ ebe na mmepụta nke amoxicillin, cephalosporins na ọgwụ ndị ọzọ. Dị ka ihe mgbaze ma ọ bụ cocatalyst, dimethylacetamide nwere ike melite ogo ngwaahịa na mkpụrụ ma e jiri ya tụnyere ihe mgbaze organic omenala. Na 2000, ọchịchọ maka dimethylacetamide na ụlọ ọrụ ọgwụ bụ ihe dịka 6kt. Ọchịchọ maka dimethylacetamide na 2006 bụ ihe dịka 9.6kt. 2. Mmepụta fiber acrylic Na mmepụta nke eriri acrylic, ụfọdụ na-eji ụzọ dimethylacetamide. Ka ọ dị ugbu a, mmepụta ihe acrylic fiber n'ime ụlọ bụ nke gụnyere sodium thiocyanate usoro nzọụkwụ abụọ, dimethylformamide otu nzọụkwụ na dimethylacetamide organic wet usoro dị ka ihe mgbaze. Site n'echiche nke usoro na njirimara akụrụngwa, oriri ihe onwunwe, mmetụta gburugburu ebe obibi, àgwà ngwaahịa, Ọtụtụ ihe dị ka arụmọrụ post-processing, ọnụọgụ mpaghara na mmepe mmepe mba ọzọ amụbawo nyocha ngwa na nkwalite nkwalite. A na-eji Dimethylacetamide mee ntụnyere zuru oke. Sodium thiocyanate usoro nzọụkwụ abụọ na dimethylacetamide organic wet ka ejiri mee ihe. Ihe mmepe kachasị mma. Ka ọ dị ugbu a, ọtụtụ nrụnye eriri acrylic na China na-eji usoro mmiri mmiri na-eji dimethylacetamide dị ka ihe mgbaze.
Nkọwa ihe owuwu
N, N-dimethylacetamide
Isi: 127-19-5
Njupụta 0.9±0.1 g/cm3
Ebe esi esi 166.1±0.0 °C na 760 mmHg
Ebe mgbaze -20 Celsius
Usoro ihe omimi C4H9NO
Ibu molekụla 87.120
Ebe ọkụ ọkụ 70.0±0.0 °C
CBN Number: CB31073068
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