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KR830008982A - Method for preparing nitrite ester - Google Patents

Method for preparing nitrite ester Download PDF

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Publication number
KR830008982A
KR830008982A KR1019820000267A KR820000267A KR830008982A KR 830008982 A KR830008982 A KR 830008982A KR 1019820000267 A KR1019820000267 A KR 1019820000267A KR 820000267 A KR820000267 A KR 820000267A KR 830008982 A KR830008982 A KR 830008982A
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South Korea
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ethanol
methanol
molar ratio
psia
ethyl
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KR1019820000267A
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Korean (ko)
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KR870000802B1 (en
Inventor
로이 도우마우스 제이알 아터
미카엘 도우니 제임스
피터 헨리 죠셉
마리온 허트 죤
Original Assignee
에드워드 지. 그리에르
유니온 카바이드 코포레이숀
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Priority claimed from US06/239,761 external-priority patent/US4353843A/en
Application filed by 에드워드 지. 그리에르, 유니온 카바이드 코포레이숀 filed Critical 에드워드 지. 그리에르
Publication of KR830008982A publication Critical patent/KR830008982A/en
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Publication of KR870000802B1 publication Critical patent/KR870000802B1/en

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/04—Preparation of esters of nitrous acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C203/00—Esters of nitric or nitrous acid

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

내용 없음No content

Description

아질산에스테르의 제조방법Method for preparing nitrite ester

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명 제법을 진행시키는데 필요한 관상 반응기를 사용하는 장치를 도시한 것이고,1 shows an apparatus using a tubular reactor necessary for carrying out the inventive process,

제2도는 아질산알킬 제조용 반응기를 도시한 것이다.2 shows a reactor for preparing alkyl nitrite.

Claims (21)

N2O5/NO2몰비율이 1보다크게 함유하는 산화질소 조성물의 몰량을 메탄올 또는 에탄올/N2O5+NO2혼합몰량의 몰비율이 1보다 큰 증발 메탄올 또는 에탄올의 몰량과 기상으로 동반응용 불활성 가스 희석제 존재하의 반응대역에서 약 10℃ 내지 약 300℃온도로 아질산 메틸 또는 에틸을 생성하기에 충분한 기간동안 반응시킴을 특징으로하여 메탄올 또는 에탄올로 부터 아질산 메틸 또는 에틸을 각각 제조하는 방법.The molar amount of the nitric oxide composition containing the N 2 O 5 / NO 2 molar ratio greater than 1 is converted into the molar amount of the evaporated methanol or ethanol with a molar ratio of methanol or ethanol / N 2 O 5 + NO 2 mixed molar ratio greater than 1 and the gas phase. A process for producing methyl nitrite or ethyl from methanol or ethanol, characterized in that the reaction is carried out in a reaction zone in the presence of an inert gas diluent for copper reaction at a temperature of about 10 ° C. to about 300 ° C. for a period sufficient to produce methyl nitrite or ethyl. . 제1항에 있어서 불활성 가스 희석제가 질소인 제조방법.The method of claim 1 wherein the inert gas diluent is nitrogen. 제1항에 있어서 불활성 가스 희석제가 이산화탄소인 제조방법.The method of claim 1 wherein the inert gas diluent is carbon dioxide. 제2항 또는 제3항에 있어서 불활성 가스 희석제가 약 1부피%내지에 약 99부피%양만큼 존재하는 제조방법.4. A process according to claim 2 or 3 wherein the inert gas diluent is present in an amount of about 1% to about 99% by volume. 제4항에 있어서 불활성 가스 희석제가 약 30부피% 내지 약 90부피%만큼 존재하는 제조방법.The method of claim 4 wherein the inert gas diluent is present from about 30% to about 90% by volume. 제1항에 있어서 산화질소 N2O5/가분자산소의 몰 비율이 4/1보다 큰 것을 특징으로 하는 제조방법.The production method according to claim 1, wherein the molar ratio of nitric oxide N 2 O 5 / particular assets is greater than 4/1. 제1항에 있어서 반응을 거의 무수조건하에서 진행시키는 제조방법.The process according to claim 1, wherein the reaction proceeds under almost anhydrous conditions. 제1항에 있어서 메탄올로부터 아질산메틸을 제조하는 방법.The process of claim 1 wherein methyl nitrite is produced from methanol. 제1항에 있어서 에탄올로부터 아질산에틸을 제조하는 방법.The method of claim 1 wherein ethyl nitrite is prepared from ethanol. 제1항에 있어서 온도가 약 20℃ 내지 약 130℃인 제조방법.The method of claim 1 wherein the temperature is from about 20 ° C. to about 130 ° C. 7. 제10항에 있어서 온도가 약 70℃ 내지 110℃인 제조방법.The method of claim 10 wherein the temperature is about 70 ° C. to 110 ° C. 12. 제1항에 있어서 반응을 대기압(14.7psia) 또는 가압상태에서 진행시키는 제조방법.The process according to claim 1, wherein the reaction is carried out at atmospheric pressure (14.7 psia) or under pressure. 제12항에 있어서 압력이 대기압 부근(14.7psia) 내지 대략 100psia에서 진행시키는 제조방법.The method of claim 12, wherein the pressure is in the vicinity of atmospheric pressure (14.7 psia) to approximately 100 psia. 제13항에 있어서 압력이 약 20psia 내지 약 60psia인 제조방법.The method of claim 13 wherein the pressure is from about 20 psia to about 60 psia. 제1항에 있어서 N2O5/NO2의 몰비율과 메탄올 또는 에탄올/N2O5+N2혼합물량의 몰비율이 각각 1 내지 10인 제조방법.The method according to claim 1, wherein the molar ratio of N 2 O 5 / NO 2 and the molar ratio of methanol or ethanol / N 2 O 5 + N 2 mixture is 1 to 10, respectively. 제15항에 있어서 몰비율이 각각 1이상 약 2인 제조방법.16. The method of claim 15, wherein the molar ratios are each at least 1 and at least about 2. 제16항에 있어서 몰 비율이 각각 1이상 약 1.5인 제조방법.The method of claim 16, wherein the molar ratios are each at least 1 and at least about 1.5. 제1항에 있어서 불활성 가스상 희석제의 일정량 이상이 일산화탄소인 제조방법.The method according to claim 1, wherein at least a predetermined amount of the inert gaseous diluent is carbon monoxide. 메탄올 또는 에탄올을 가압하의 내용적을 갖는 반응기에 유입시켜서, 이 알콜을 증발시키고, N2O5/NO2비율이 1보다 큰 값을 갖는 산화질소를 가압하에 이 반응기에 장입하여, 상기 단계에서의 수득 혼합물이 메탄올 또는 에탄올/산화질소의 몰비율을 1보다 크게함을 특징으로 하고, 또 이 아질산메틸 또는 에틸을 동반응기로부터 분리시킴으로서 증기상태로 아질산메틸 또는 에틸을 제조하는 방법.Methanol or ethanol is introduced into a reactor having a volume under pressure, the alcohol is evaporated, and nitrogen oxides having a value of N 2 O 5 / NO 2 ratio greater than 1 are charged into this reactor under pressure, thereby The obtained mixture is characterized in that the molar ratio of methanol or ethanol / nitrogen oxide is greater than 1, and the methyl nitrite or ethyl is produced in a vapor state by separating the methyl nitrite or ethyl from the reactor. 제19항에 있어서 최후 단계로 미반응 알콜과 수분을 제거하는 제조방법.20. The process according to claim 19 to remove unreacted alcohol and water in a final step. 제20항에 있어서 동일 반응기내에서 아질산 알킬이 제조되고 또 이 수분이 제거되는 제조방법.21. The process according to claim 20, wherein alkyl nitrite is produced and the water is removed in the same reactor. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR8200267A 1981-01-23 1982-01-22 Method for preparing nitrite ester KR870000802B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US22779881A 1981-01-23 1981-01-23
US227,798 1981-01-23
US06/239,761 US4353843A (en) 1981-01-23 1981-03-12 Preparation of nitrite esters
US239,761 1981-03-12

Publications (2)

Publication Number Publication Date
KR830008982A true KR830008982A (en) 1983-12-16
KR870000802B1 KR870000802B1 (en) 1987-04-20

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JP (1) JPS57139041A (en)
KR (1) KR870000802B1 (en)
ZA (1) ZA82103B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102219698B (en) * 2010-04-15 2014-04-23 中国石油化工股份有限公司 Method for producing C1-C4 alkyl nitrite ester

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JPS57139041A (en) 1982-08-27
KR870000802B1 (en) 1987-04-20
JPS6247867B2 (en) 1987-10-09
ZA82103B (en) 1982-11-24

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