JPH0526790B2 - - Google Patents
Info
- Publication number
- JPH0526790B2 JPH0526790B2 JP57135706A JP13570682A JPH0526790B2 JP H0526790 B2 JPH0526790 B2 JP H0526790B2 JP 57135706 A JP57135706 A JP 57135706A JP 13570682 A JP13570682 A JP 13570682A JP H0526790 B2 JPH0526790 B2 JP H0526790B2
- Authority
- JP
- Japan
- Prior art keywords
- guanine
- activated carbon
- slurry
- water
- sulfate
- 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
Links
- UYTPUPDQBNUYGX-UHFFFAOYSA-N guanine Chemical compound O=C1NC(N)=NC2=C1N=CN2 UYTPUPDQBNUYGX-UHFFFAOYSA-N 0.000 claims description 284
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 156
- 239000007788 liquid Substances 0.000 claims description 61
- 239000002002 slurry Substances 0.000 claims description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 53
- 238000000034 method Methods 0.000 claims description 51
- 239000006228 supernatant Substances 0.000 claims description 46
- 238000005406 washing Methods 0.000 claims description 40
- 238000004042 decolorization Methods 0.000 claims description 37
- NQGHRYWZFHJXFQ-UHFFFAOYSA-N 2-amino-3,7-dihydropurin-6-one;sulfuric acid Chemical compound OS(O)(=O)=O.N1C(N)=NC(=O)C2=C1N=CN2 NQGHRYWZFHJXFQ-UHFFFAOYSA-N 0.000 claims description 32
- 239000000243 solution Substances 0.000 claims description 29
- 239000012670 alkaline solution Substances 0.000 claims description 22
- 238000010908 decantation Methods 0.000 claims description 20
- 239000002699 waste material Substances 0.000 claims description 20
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 16
- 238000000746 purification Methods 0.000 claims description 15
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 8
- 239000003513 alkali Substances 0.000 claims description 4
- 238000006386 neutralization reaction Methods 0.000 claims description 4
- 239000003518 caustics Substances 0.000 claims description 2
- 238000003756 stirring Methods 0.000 description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 12
- 238000011282 treatment Methods 0.000 description 11
- 238000004062 sedimentation Methods 0.000 description 10
- 239000002253 acid Substances 0.000 description 9
- LRFVTYWOQMYALW-UHFFFAOYSA-N 9H-xanthine Chemical compound O=C1NC(=O)NC2=C1NC=N2 LRFVTYWOQMYALW-UHFFFAOYSA-N 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 238000010306 acid treatment Methods 0.000 description 5
- 238000004090 dissolution Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 4
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 235000011121 sodium hydroxide Nutrition 0.000 description 4
- -1 cyanacetic acid ester Chemical class 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229940075420 xanthine Drugs 0.000 description 3
- ZRALSGWEFCBTJO-UHFFFAOYSA-N Guanidine Chemical compound NC(N)=N ZRALSGWEFCBTJO-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000012456 homogeneous solution Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004811 liquid chromatography Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- RSKNEEODWFLVFF-UHFFFAOYSA-N sulfuric acid;2,5,6-triamino-1h-pyrimidin-4-one Chemical compound OS(O)(=O)=O.NC1=NC(=O)C(N)=C(N)N1 RSKNEEODWFLVFF-UHFFFAOYSA-N 0.000 description 2
- CHJJGSNFBQVOTG-UHFFFAOYSA-N N-methyl-guanidine Natural products CNC(N)=N CHJJGSNFBQVOTG-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010353 genetic engineering Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000000475 sunscreen effect Effects 0.000 description 1
- 239000000516 sunscreening agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13570682A JPS5927890A (ja) | 1982-08-05 | 1982-08-05 | グアニンの精製法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13570682A JPS5927890A (ja) | 1982-08-05 | 1982-08-05 | グアニンの精製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5927890A JPS5927890A (ja) | 1984-02-14 |
| JPH0526790B2 true JPH0526790B2 (it) | 1993-04-19 |
Family
ID=15157978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13570682A Granted JPS5927890A (ja) | 1982-08-05 | 1982-08-05 | グアニンの精製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5927890A (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4136114C2 (de) * | 1991-11-02 | 1995-05-24 | Boehringer Ingelheim Kg | Verbessertes Verfahren zur Herstellung von Guanin und seiner Alkalimetallsalze |
| JP7045013B2 (ja) * | 2019-05-24 | 2022-03-31 | 国立大学法人山口大学 | グアニン結晶の製造方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50135098A (it) * | 1974-04-17 | 1975-10-25 |
-
1982
- 1982-08-05 JP JP13570682A patent/JPS5927890A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50135098A (it) * | 1974-04-17 | 1975-10-25 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5927890A (ja) | 1984-02-14 |
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