CN1049210C - 制备β-石竹烯醇的方法 - Google Patents

制备β-石竹烯醇的方法 Download PDF

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CN1049210C
CN1049210C CN93111516A CN93111516A CN1049210C CN 1049210 C CN1049210 C CN 1049210C CN 93111516 A CN93111516 A CN 93111516A CN 93111516 A CN93111516 A CN 93111516A CN 1049210 C CN1049210 C CN 1049210C
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caryophyllenol
crystallization
preparing
bath
water
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CN1095704A (zh
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刘红军
高德华
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Institute of Chemical Industry of Forest Products of CAF
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Institute of Chemical Industry of Forest Products of CAF
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Abstract

本发明公开了一种制备β-石竹烯醇的方法,它是利用中国马尾松松脂组分中110-120℃/6mmHg倍半萜烯馏份。用硫酸作催化剂进行异构反应,在制备异长叶烯的过程中,将釜底中的残渣用来进行分离、重结晶、精制等步骤来制取β-石竹烯醇。

Description

制备β-石竹烯醇的方法
本发明涉及制备β-石竹烯醇的一种方法。
β-石竹烯醇是一种重要的三环倍半萜醇,可广泛应用于香料及医药制造工业。目前,制备β-石竹烯醇的方法是由β-石竹烯经水合反应来制备的。日本专利JP[01,268,657]就是利用薄荷油中的β-石竹烯来制备β-石竹烯醇的。另外,可从丁子香(Cloveoil)、苦配巴油(Copalhaoil)、熏衣草油(Larcnderoil)及中国菊科植物的艾叶油、牡荆油中进行分离获取少量的β-石竹烯来制备β-石竹烯醇。
中国马尾松松脂倍半萜烯组分中含有长叶烯、β-石竹烯、长叶环烯、长叶蒎烯,其中β-石竹烯含量13~17%,但因其化学结构同其它组分相近,沸点相差在2℃以内,所以,工业上进行分离来得到β-石竹烯,是很难实施这一操作的。
本发明的目的是为了提供一种利用中国马尾松松脂倍半萜组份中所含的β-石竹烯,不需要通过分离来制备β-石竹烯醇的方法。
本发明是这样实现的,以中国马尾松松脂组分中110~120℃/6mmHg倍半萜烯馏份,用硫酸作催化剂进行异构反应来制备异长叶烯,在精馏异长叶烯操作完成后,釜底中存有15%以上的残渣,通常此残渣被作为工业废渣丢弃或处理烧掉。本发明是将此残渣进行分离,重结晶、精制等步骤制得β-石竹烯醇,这已通过结构及反应历程的研究,认定是组分中的β-石竹烯,在催化剂硫酸存在下,经重排、跨环、水合反应而生成。用该方法制备β-石竹烯醇,具有工艺简单、产品质量高等优点,是制备β-石竹烯醇新方法。
实施例一
分离
称取精馏异长叶烯釜底中残渣1245g装入2000ml三口瓶中,加热至160℃~220℃,在10mmHg下真空蒸馏,收集150℃~200℃馏份,将得到的蒸馏液放置,待结晶析出后,在布氏漏斗中抽滤得879.3g β-石竹烯醇结晶物m.p=62.8℃(温度计未校正)。
实施例二
重结晶
称取例一中β-石竹烯醇结晶物500g加入500ml正己烷,在水浴50℃条件下溶解,热保温过滤,滤液放置结晶,待结晶析出后过滤得440g β-石竹烯醇m.p=94.2~94.8℃(温度计未校正)光谱测定数据;
(1)MS:(m/e)M+222,207,204,189,179,108,81(基峰)。
(2)IR:(Cm-1)3400(S,OH),2950(S,CH2),1160(m,CH2),1330,1100,1059,1019(S,C_OH)。
(3)`HNMR:(δppm)0.882(3H,s,CH3),1.005(6H,S,CH3×2),1.457~1.888(14H,m,CH2×7),1.479(IH,m,OH,加重水后消失),2.080~2.193(2H,m,CH×2)。
(4)13CNMR:(极化转移方法INEPT,δppm)70.9(C),48.8(CH2),44.9(CH),39.8(CH),38.7(CH2),37.5(CH2),36.8(CH2),34.9(C),34.8(C),34.6(CH2),33.3(CH3),30.5(CH3),22.0(CH2),20.9(CH2)。
(5)13CNMR:(偏共振方法OFR,δppm),70.9(S),48.8(t),44.9(d),39.8(d),38.7(t),37.5(t),36.8(t),34.9(s),34.8(s),34.6(t),33.3(q),30.5(q),22.0(t),20.9(t),20.9(q)。
(6)13CNMR:(反转门去偶定量方法IGD、δppm),70.9(lc),48.8(lc),44.9(lc),39.8(lc),38.7(lc),37.5(lc),36.8(lc)34.9(lc),34.8(lc),34.6(lc),33.3(lc)30.5(lc),22.0(lc),20.9(2c).
实施例三
精制
称取重结晶后得到的β-石竹烯醇200g,加入装有回流装置的容器中,加入400ml无水乙醇,再加入10g针剂木质活性炭,在水浴上加热回流10分钟,然后热保温过滤,将滤液放置结晶,当结晶析出后过滤,真空干燥,得180gβ-石竹烯醇测定旋光值[α]20=-7.5℃(C=10乙醇)。

Claims (1)

1.一种制备β-石竹烯醇的方法,包括使用以中国马尾松松脂组分中110℃~120℃/6mmHg倍半萜烯馏份为原料,用硫酸作催化剂进行异构反应,待反应完成后,经水洗、精馏,先得到异长叶烯,而后在160℃~220℃/10mmHg下真空蒸馏,取150℃~200℃馏份,该馏份结晶析出物为β-石竹烯醇粗制品,将此粗制品用正己烷在水浴50℃条件下溶解,重结晶提纯,最后用无水乙醇溶解后加入针剂木质活性炭,在水浴上加热回流10分钟,然后保温过滤,将滤液放置结晶,当结晶析出后过滤,真空干燥得到精制的β-石竹烯醇。
CN93111516A 1993-05-26 1993-05-26 制备β-石竹烯醇的方法 Expired - Fee Related CN1049210C (zh)

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Publication number Priority date Publication date Assignee Title
CN1314645C (zh) * 2004-03-02 2007-05-09 南京大学 一种生产β-石竹烯醇的方法
CN106083517A (zh) * 2016-06-28 2016-11-09 广西梧松林化集团有限公司 高纯度长叶烯的制备方法
CN110923254B (zh) * 2019-12-09 2021-04-16 中国林业科学研究院亚热带林业研究所 马尾松长叶烯合成酶基因和产品及用途

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229599A (en) * 1978-09-29 1980-10-21 International Flavors & Fragrances Inc. Preparation of a caryophyllene alcohol mixture
US4267076A (en) * 1978-09-29 1981-05-12 International Flavors & Fragrances Inc. Preparation of a caryophyllene alcohol mixture in perfume compositions

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229599A (en) * 1978-09-29 1980-10-21 International Flavors & Fragrances Inc. Preparation of a caryophyllene alcohol mixture
US4267076A (en) * 1978-09-29 1981-05-12 International Flavors & Fragrances Inc. Preparation of a caryophyllene alcohol mixture in perfume compositions

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