RO72171A - PROCESS FOR PREPARING SALTS OF 2,5-DIHYDROXYBENZENSULFONIC ACID - Google Patents

PROCESS FOR PREPARING SALTS OF 2,5-DIHYDROXYBENZENSULFONIC ACID

Info

Publication number: RO72171A
Authority: RO; Romania
Prior art keywords: preparing salts; dihydroxybenzensulfonic; acid; dihydroxybenzensulfonic acid; salts
Prior art date: 1976-08-16

Application number

RO7791356A

Other languages

French (fr)

Romanian (ro)

Inventor

Ludvik Cencelj

Friderika Lhovnik

Original Assignee

Lek,Tovarna Farmacevtskih In Kemicnih,Izdelkov,Nsolo,Yu

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.)

1976-08-16

Filing date

1977-08-13

Publication date

1982-05-10

1977-08-13 Application filed by Lek,Tovarna Farmacevtskih In Kemicnih,Izdelkov,Nsolo,Yu filed Critical Lek,Tovarna Farmacevtskih In Kemicnih,Izdelkov,Nsolo,Yu

1982-05-10 Publication of RO72171A publication Critical patent/RO72171A/en

Links

IKQCSJBQLWJEPU-UHFFFAOYSA-N 2,5-dihydroxybenzenesulfonic acid Chemical class OC1=CC=C(O)C(S(O)(=O)=O)=C1 IKQCSJBQLWJEPU-UHFFFAOYSA-N 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof

Landscapes

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

RO7791356A 1976-08-16 1977-08-13 PROCESS FOR PREPARING SALTS OF 2,5-DIHYDROXYBENZENSULFONIC ACID RO72171A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
YU200576A YU39365B (en)	1976-08-16	1976-08-16	Process for preparing 2,5-dihydroxybenzene sulfonic acid salts

Publications (1)

Publication Number	Publication Date
RO72171A true RO72171A (en)	1982-05-10

Family

ID=25556465

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
RO7791356A RO72171A (en)	1976-08-16	1977-08-13	PROCESS FOR PREPARING SALTS OF 2,5-DIHYDROXYBENZENSULFONIC ACID

Country Status (9)

Country	Link
CS (1)	CS190348B2 (en)
DD (1)	DD131089A1 (en)
DE (1)	DE2733955C3 (en)
GB (1)	GB1533500A (en)
HU (1)	HU172492B (en)
PL (1)	PL111816B1 (en)
RO (1)	RO72171A (en)
SU (1)	SU645561A3 (en)
YU (1)	YU39365B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN115403489B (en) *	2022-07-29	2024-11-01	湖北广辰药业有限公司	Crystallization method for controlling particle size of calcium dobesilate
CN115819290A (en) *	2022-11-22	2023-03-21	中楚鑫新材料科技(荆州)有限公司	Preparation method of 2, 5-dihydroxy benzene sulfonic acid calcium monohydrate

1976
- 1976-08-16 YU YU200576A patent/YU39365B/en unknown
1977
- 1977-07-27 DE DE19772733955 patent/DE2733955C3/en not_active Expired
- 1977-07-29 GB GB3199377A patent/GB1533500A/en not_active Expired
- 1977-08-12 DD DD20055177A patent/DD131089A1/en unknown
- 1977-08-13 RO RO7791356A patent/RO72171A/en unknown
- 1977-08-15 CS CS535277A patent/CS190348B2/en unknown
- 1977-08-15 PL PL20028777A patent/PL111816B1/en unknown
- 1977-08-16 SU SU772511697A patent/SU645561A3/en active
- 1977-08-16 HU HU77LE00000810A patent/HU172492B/en unknown

Also Published As

Publication number	Publication date
DD131089A1 (en)	1978-05-31
SU645561A3 (en)	1979-01-30
PL200287A1 (en)	1978-05-08
YU39365B (en)	1984-10-31
CS190348B2 (en)	1979-05-31
DE2733955A1 (en)	1978-02-23
YU200576A (en)	1982-02-28
DE2733955C3 (en)	1980-04-30
DE2733955B2 (en)	1979-08-23
PL111816B1 (en)	1980-09-30
GB1533500A (en)	1978-11-29
HU172492B (en)	1978-09-28

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