CH596156A5 - Calcium (2,5)-dihydroxy-benzene sulphonate prepn. - Google Patents

Calcium (2,5)-dihydroxy-benzene sulphonate prepn.

Info

Publication number
CH596156A5
CH596156A5 CH138076A CH138076A CH596156A5 CH 596156 A5 CH596156 A5 CH 596156A5 CH 138076 A CH138076 A CH 138076A CH 138076 A CH138076 A CH 138076A CH 596156 A5 CH596156 A5 CH 596156A5
Authority
CH
Switzerland
Prior art keywords
calcium
prepn
dihydroxy
benzene sulphonate
sulphonate
Prior art date
Application number
CH138076A
Inventor
Jose Esteve Dr Soler
Original Assignee
Om Lab Sa
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 Om Lab Sa filed Critical Om Lab Sa
Priority to CH138076A priority Critical patent/CH596156A5/en
Priority to SI7610630A priority patent/SI7610630A8/en
Priority to YU63076A priority patent/YU39764B/en
Priority to GR50738A priority patent/GR60038B/en
Priority to DD19308376A priority patent/DD125668A5/xx
Priority to SU762368955A priority patent/SU652887A3/en
Priority to CS429076A priority patent/CS188142B2/en
Publication of CH596156A5 publication Critical patent/CH596156A5/en
Priority to HR940603A priority patent/HRP940603B1/en

Links

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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

Calcium (2,5)-dihydroxy-benzene sulphonate prepn. from hydroquinone and chlorosulphonic acid and reaction of the chlorosulphonate with calcium carbonate in aq. suspension
CH138076A 1976-02-04 1976-02-04 Calcium (2,5)-dihydroxy-benzene sulphonate prepn. CH596156A5 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CH138076A CH596156A5 (en) 1976-02-04 1976-02-04 Calcium (2,5)-dihydroxy-benzene sulphonate prepn.
SI7610630A SI7610630A8 (en) 1976-02-04 1976-03-11 Process for preparing calcium 2,5-dihydroxy benzene sulfonate
YU63076A YU39764B (en) 1976-02-04 1976-03-11 Process for preparing calcium,2,5-dihydroxy benzene sulfonate
GR50738A GR60038B (en) 1976-02-04 1976-05-18 Preparation process of calcium salt of 2,5-dihydroxybenzenesulphonic acid
DD19308376A DD125668A5 (en) 1976-02-04 1976-05-28
SU762368955A SU652887A3 (en) 1976-02-04 1976-06-08 Method lf obtaining 2,5-dioxybenzolsulfinic acid calcium salt
CS429076A CS188142B2 (en) 1976-02-04 1976-06-29 Method of producing calcium 2,5-dihydroxy benzensulphonate monohydrate
HR940603A HRP940603B1 (en) 1976-02-04 1994-09-26 Process for the preparation of calcium 2,5-dihydroxy-benzensulfonate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH138076A CH596156A5 (en) 1976-02-04 1976-02-04 Calcium (2,5)-dihydroxy-benzene sulphonate prepn.

Publications (1)

Publication Number Publication Date
CH596156A5 true CH596156A5 (en) 1978-02-28

Family

ID=4209069

Family Applications (1)

Application Number Title Priority Date Filing Date
CH138076A CH596156A5 (en) 1976-02-04 1976-02-04 Calcium (2,5)-dihydroxy-benzene sulphonate prepn.

Country Status (6)

Country Link
CH (1) CH596156A5 (en)
CS (1) CS188142B2 (en)
DD (1) DD125668A5 (en)
GR (1) GR60038B (en)
SU (1) SU652887A3 (en)
YU (1) YU39764B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114380723A (en) * 2020-10-19 2022-04-22 成都益安成贸易有限公司 Para hydroxybenzene sulfonate compound and preparation method and application thereof
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114380723A (en) * 2020-10-19 2022-04-22 成都益安成贸易有限公司 Para hydroxybenzene sulfonate compound and preparation method and application thereof
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

Also Published As

Publication number Publication date
DD125668A5 (en) 1977-05-11
YU39764B (en) 1985-04-30
SU652887A3 (en) 1979-03-15
CS188142B2 (en) 1979-02-28
GR60038B (en) 1978-03-31
YU63076A (en) 1982-02-28

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Legal Events

Date Code Title Description
PL Patent ceased