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filingDate 2018-09-28-04:00^^<http://www.w3.org/2001/XMLSchema#date>
inventor http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_94c38c4f5e56ec1aab6a9855c7bfffc2
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publicationDate 2019-03-21-04:00^^<http://www.w3.org/2001/XMLSchema#date>
publicationNumber US-2019084921-A1
titleOfInvention Method of preparation of 4-isopropylamino-1-butanol
abstract The present invention relates to a preparation method of 4-isopropylamino-1-butanol, in which using cheap and readily available tetrahydrofuran and acetic acid solution of hydrogen bromide as starting materials to prepare a novel intermediate of 4-isopropylamino-1-acetoxyl butane and further obtain the target product. The present invention has advantages of convenient process operations, mild reaction conditions, economical and environment-friendly benefits, and suitability for industrial production to obtain the product with high purity and high yield.
priorityDate 2015-02-13-04:00^^<http://www.w3.org/2001/XMLSchema#date>
type http://data.epo.org/linked-data/def/patent/Publication

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