ZA933465B - Process for preparing methylolhydantoins - Google Patents

Process for preparing methylolhydantoins

Info

Publication number
ZA933465B
ZA933465B ZA933465A ZA933465A ZA933465B ZA 933465 B ZA933465 B ZA 933465B ZA 933465 A ZA933465 A ZA 933465A ZA 933465 A ZA933465 A ZA 933465A ZA 933465 B ZA933465 B ZA 933465B
Authority
ZA
South Africa
Prior art keywords
reactant
formaldehyde source
molten
methylolhydantoin
hydantoin
Prior art date
Application number
ZA933465A
Other languages
English (en)
Inventor
Thomas E Farina
Douglas A Burg
Original Assignee
Lonza 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 Lonza Ag filed Critical Lonza Ag
Publication of ZA933465B publication Critical patent/ZA933465B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D233/72—Two oxygen atoms, e.g. hydantoin
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D233/72—Two oxygen atoms, e.g. hydantoin
    • C07D233/76—Two oxygen atoms, e.g. hydantoin with substituted hydrocarbon radicals attached to the third ring carbon atom
    • C07D233/78—Radicals substituted by oxygen atoms
ZA933465A 1992-05-21 1993-05-18 Process for preparing methylolhydantoins ZA933465B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/887,356 US5252744A (en) 1992-05-21 1992-05-21 Process for preparing methylolhydantoins

Publications (1)

Publication Number Publication Date
ZA933465B true ZA933465B (en) 1994-02-08

Family

ID=25390977

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA933465A ZA933465B (en) 1992-05-21 1993-05-18 Process for preparing methylolhydantoins

Country Status (19)

Country Link
US (1) US5252744A (fr)
EP (1) EP0571904B1 (fr)
JP (1) JP2604537B2 (fr)
KR (1) KR100286244B1 (fr)
CN (1) CN1058263C (fr)
AT (1) ATE129494T1 (fr)
AU (1) AU668719B2 (fr)
BR (1) BR9301947A (fr)
CA (1) CA2096675C (fr)
DE (1) DE69300697T2 (fr)
DK (1) DK0571904T3 (fr)
ES (1) ES2081162T3 (fr)
GR (1) GR3018310T3 (fr)
HU (1) HU213034B (fr)
PL (1) PL299027A1 (fr)
RU (1) RU2105760C1 (fr)
TW (1) TW370526B (fr)
UA (1) UA27790C2 (fr)
ZA (1) ZA933465B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5616722A (en) * 1995-12-05 1997-04-01 Mcintyre Group, Ltd. Antimicrobial solution of formaldehyde substituted hydantoin and process for preparation
MXPA05001977A (es) * 2002-08-20 2005-09-30 Lonza Ag Composiciones antimicrobianas sinergeticas, con bajo contenido de formaldehido libre, estables de donadores de aldehido y acido dehidroacetico.
CN102718717B (zh) * 2012-06-15 2015-03-11 河北鑫淘源环保科技有限公司 一种固体1,3-二羟甲基-5,5-二甲基海因的烘干方法
WO2014031537A2 (fr) 2012-08-21 2014-02-27 Lonza, Inc. Procédé de piégeage de sulfure d'hydrogène et/ou de composés de sulfhydryle
CN114014811A (zh) * 2021-12-13 2022-02-08 陕西省石油化工研究设计院 一种1,3-二羟甲基-5,5-二甲基乙内酰脲的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987184A (en) * 1974-06-07 1976-10-19 Glyco Chemicals, Inc. Dimethylol dimethylhydantoin solution
US4908456A (en) * 1989-04-05 1990-03-13 Takatori Corporation Process for preparing methylolated hydantoins
US5036095A (en) * 1989-11-14 1991-07-30 Guy Andermann Therapeutic use of DMDM Hydantoin
US5037843A (en) * 1990-03-05 1991-08-06 The Mcintyre Group, Ltd. Antimicrobial preservative system and method comprising a formaldehyde substituted hydantoin

Also Published As

Publication number Publication date
DE69300697T2 (de) 1996-05-30
CN1058263C (zh) 2000-11-08
CA2096675C (fr) 1997-02-18
KR930023351A (ko) 1993-12-18
DK0571904T3 (da) 1996-02-05
HU213034B (en) 1997-01-28
ES2081162T3 (es) 1996-02-16
CA2096675A1 (fr) 1993-11-22
KR100286244B1 (ko) 2001-04-16
US5252744A (en) 1993-10-12
TW370526B (en) 1999-09-21
EP0571904B1 (fr) 1995-10-25
JPH072791A (ja) 1995-01-06
AU668719B2 (en) 1996-05-16
GR3018310T3 (en) 1996-03-31
CN1080635A (zh) 1994-01-12
ATE129494T1 (de) 1995-11-15
PL299027A1 (en) 1994-01-10
JP2604537B2 (ja) 1997-04-30
HUT64312A (en) 1993-12-28
BR9301947A (pt) 1993-11-30
EP0571904A1 (fr) 1993-12-01
RU2105760C1 (ru) 1998-02-27
AU3872093A (en) 1993-11-25
DE69300697D1 (de) 1995-11-30
UA27790C2 (uk) 2000-10-16

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