JPH057388B2 - - Google Patents

Info

Publication number
JPH057388B2
JPH057388B2 JP1989683A JP1989683A JPH057388B2 JP H057388 B2 JPH057388 B2 JP H057388B2 JP 1989683 A JP1989683 A JP 1989683A JP 1989683 A JP1989683 A JP 1989683A JP H057388 B2 JPH057388 B2 JP H057388B2
Authority
JP
Japan
Prior art keywords
amine
ascorbic acid
carbon atoms
formula
mixture
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP1989683A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58148873A (ja
Inventor
Fuaaruni Peetaa
Jiikufuriito Teodooru
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of JPS58148873A publication Critical patent/JPS58148873A/ja
Publication of JPH057388B2 publication Critical patent/JPH057388B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Furan Compounds (AREA)
JP1989683A 1982-02-12 1983-02-10 アスコルビン酸の製造方法 Granted JPS58148873A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH89182 1982-02-12
CH891/82-3 1982-02-12
CH7218/82-4 1982-12-10

Publications (2)

Publication Number Publication Date
JPS58148873A JPS58148873A (ja) 1983-09-05
JPH057388B2 true JPH057388B2 (ko) 1993-01-28

Family

ID=4197584

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989683A Granted JPS58148873A (ja) 1982-02-12 1983-02-10 アスコルビン酸の製造方法

Country Status (1)

Country Link
JP (1) JPS58148873A (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0133493B1 (de) * 1983-08-05 1989-01-25 F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft Verfahren zur Herstellung von Kohlenhydraten
EP2274435A4 (en) * 2008-05-07 2012-06-20 Zeachem Inc RECOVERING ORGANIC ACIDS

Also Published As

Publication number Publication date
JPS58148873A (ja) 1983-09-05

Similar Documents

Publication Publication Date Title
US5041563A (en) Rearrangement process
EP0103400A1 (en) Process for making carbohydrazide
US4868322A (en) Process for preparing trithiocarbonic acid diesters
US20050203287A1 (en) Process for the preparation of sulfamate derivatives
JPH057388B2 (ko)
JPH0533228B2 (ko)
US5565615A (en) Method of preparing dimethylamine-borane
US3448137A (en) Method of preparing 4-alkyl-2,2-dimethyl-2-silamorpholines
US4486599A (en) Process for preparing the 2',4'-difluoro-4-hydroxy-(1,1'-diphenyl)-3-carboxylic acid
US6545172B1 (en) Processes for the production of methyl dithiocarbazinate
KR840000115B1 (ko) 카바졸 유도체의 제조방법
US3305549A (en) Production of substituted biurets
JPH082848B2 (ja) 4−ニトロソジフェニルアミン類の製造法
US3136800A (en) Method for producing hydroxythiobenzoic acids and esters thereof
US4091033A (en) Method of making 2-alkoxy-2,3-dihydro-benzofuran-5-ols and their alkyl sulfonic acid esters
CA1068288A (en) 2-lower alkyl-2,3-dihydro-5-benzofuranyl esters of lower alkyl sulfonic acids
IL27766A (en) Process for the preparation of 3,4-dihydro-4-oxo-1,2,3-benzotriazinyl-3-yl methyl thionothiol-phosphoric(-phosphonic,-phosphinic)acid esters
KR0174333B1 (ko) 플루오란계 염료의 제조방법
GB2160204A (en) Preparation of N-methyl-1-alkylthio-2-nitroethenamines
EP0163506B1 (en) Process for the preparation of a pyridil-propanoic acid
KR890002250B1 (ko) 트리아진유도체의 새로운 제조방법
SU469689A1 (ru) Способ получени о-арилкетоксимов
RU1773912C (ru) Способ получени @ -трифторацетил- @ -бутиролактона
JP3530925B2 (ja) オキソエステル化合物の製造方法
JPH0236178A (ja) 4−ヒドロキシクマリンの製造法