MD30C2 - Procedeu de obţinere a 4,1', 6'-triclor- 4,1', 6'-tridezoxigalactozaharozei - Google Patents
Procedeu de obţinere a 4,1', 6'-triclor- 4,1', 6'-tridezoxigalactozaharozeiInfo
- Publication number
- MD30C2 MD30C2 MD94-0106A MD940106A MD30C2 MD 30 C2 MD30 C2 MD 30C2 MD 940106 A MD940106 A MD 940106A MD 30 C2 MD30 C2 MD 30C2
- Authority
- MD
- Moldova
- Prior art keywords
- chlorination
- fenyl
- obtaining
- acetylsaccharose
- tgz
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- 238000005660 chlorination reaction Methods 0.000 abstract 3
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 abstract 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 abstract 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 abstract 2
- 239000003153 chemical reaction reagent Substances 0.000 abstract 2
- KPZGRMZPZLOPBS-UHFFFAOYSA-N 1,3-dichloro-2,2-bis(chloromethyl)propane Chemical compound ClCC(CCl)(CCl)CCl KPZGRMZPZLOPBS-UHFFFAOYSA-N 0.000 abstract 1
- UFBJCMHMOXMLKC-UHFFFAOYSA-M 2,4-dinitrophenol(1-) Chemical group [O-]C1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O UFBJCMHMOXMLKC-UHFFFAOYSA-M 0.000 abstract 1
- 239000004793 Polystyrene Substances 0.000 abstract 1
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 abstract 1
- 229930006000 Sucrose Natural products 0.000 abstract 1
- 230000021736 acetylation Effects 0.000 abstract 1
- 238000006640 acetylation reaction Methods 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 235000013681 dietary sucrose Nutrition 0.000 abstract 1
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 abstract 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 abstract 1
- 229920002223 polystyrene Polymers 0.000 abstract 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 abstract 1
- 229960004793 sucrose Drugs 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- 229940035339 tri-chlor Drugs 0.000 abstract 1
Landscapes
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
Invenţia se referă la procedeul de obţinere a agentului de îndulcire eficient 4,1′,6′-triclor-4,1′,6′-tridezoxigalactozaharoză (TGZ). Sarcina principală a sintezei TGZ constă în clorurarea poziţiilor 4,1′ şi 6′ ale moleculelor zaharozei fără clorurarea altor poziţii. Procedeul include prelucrarea 2,3,4,3′4′-penta-acetilzaharozei cu soluţia acidului carbonic cu formula generală RCOOH3, în care R reprezintă H, alchil inferior sau fenil în concentraţia 2-10% de masă în toluen sau metilizoizobutilcetonă la 110-130°C pentru obţinerea 2,3,4,3′4′-penta-acetilzaharozei; clorurarea produsului obţinut cu ajutorul derivaţilor fosfinei cu formula generală PPh2R, în care R reprezintă fenil sau stiril, fixat cu polistirenul în combinare cu tetraclorura de carbon în piridină la temperatura 20-80°C sau cu reagentul [HClC=N(CH3)2]+Cl- în toluen, sau 1,1,2-triclormetan sau cu reagentul cu formula generală R3PCl2, în care R reprezintă grupa fenilă sau fenoxilă; şi dezacetilarea produsului clorurat în soluţia de metanol a metilatului de sodiu.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7943933 | 1979-12-20 | ||
| GB8010629 | 1980-03-28 | ||
| GB8011086 | 1980-04-02 | ||
| GB8016668 | 1980-05-20 | ||
| GB8036711 | 1980-11-14 | ||
| SU803221447A SU1176844A3 (ru) | 1979-12-20 | 1980-12-19 | Способ получени 4,1,6-трихлор-4,1,6-тридезоксигалактосахарозы |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD30B1 MD30B1 (ro) | 1994-06-30 |
| MD30C2 true MD30C2 (ro) | 1995-01-31 |
Family
ID=27546777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MD94-0106A MD30C2 (ro) | 1979-12-20 | 1994-03-16 | Procedeu de obţinere a 4,1', 6'-triclor- 4,1', 6'-tridezoxigalactozaharozei |
Country Status (2)
| Country | Link |
|---|---|
| LV (1) | LV5131A3 (ro) |
| MD (1) | MD30C2 (ro) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1543167A (en) * | 1976-01-08 | 1979-03-28 | Tate & Lyle Ltd | Sweeteners |
-
1992
- 1992-12-29 LV LV920521A patent/LV5131A3/xx unknown
-
1994
- 1994-03-16 MD MD94-0106A patent/MD30C2/ro not_active IP Right Cessation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1543167A (en) * | 1976-01-08 | 1979-03-28 | Tate & Lyle Ltd | Sweeteners |
Non-Patent Citations (1)
| Title |
|---|
| Fairciough P.H., Hough L., Richardson A.C. Derivatives of (-D-Fructofuranosyl-D-galactopyranoside. "Carbohydrate Research", 1975, 40, 285-289 (prototip). * |
Also Published As
| Publication number | Publication date |
|---|---|
| LV5131A3 (lv) | 1993-06-10 |
| MD30B1 (ro) | 1994-06-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 1M4A | Expiration of terms |