??????

????????????? ?????????????
??????
????
IUPAC names
6- (hydroxymethyl) oxane
-2,3,4,5-tetrol OR (2R,3R,4S,5R,6R) -6 - (hydroxymethyl) tetrahydro -2H-pyran-2,3,4,5-tetraol
????????
Dextrose
??????????
3D model ( JSmol )
?????? Glc
???????????
  • C (C1C (C (C (C (O1) O) O) O) O) O
?????????
C 6 H 12 O 6
?????????? 180.156 g mol ?1
??????????? 1.54 g cm ?3
??????????? α - D -glucose: 146 °C
β - D -glucose: 150 °C
????????
218.6 J/(K·mol) [1]
Std molar
entropy
( S ? 298 )
209.2 J/(K·mol) [1]
?1271 kJ/mol [2]
2,805 kJ/mol (670 kcal/mol)
??????????
B05CX01 ( WHO ) V04 CA02 , V06 DC01
???????????
NFPA 704 (fire diamond)
??????????????????????? (SDS) ICSC 08655
???????????????????? ???????????????????????????? ? ?????????????? 25 °C, 100 kPa

?????? ( ?????? : Glucose ; ????? : Glc) ???????????????? ????????????? (monosaccharide) ???????????????????? [3] ??????????????????????????? ???????????? ??????? ????? ??????????????????????????????????????????????? ????????????????????? (metabolic intermediate) ?????????????????????????????? ???????????????? (photosynthesis) ????????????????????????? ???????????????? (cellular respiration) ????????????????????????????????? ( D -glucose) ?????????????????????? ????????? (dextrose) ??????????????????????????????????

??????? [ ??? ]

??????????? [ ??? ]

  1. ?? ??? ??????????????????? ?????????? ??? ???????????????? [4]
  2. ????????????????? ????????????? ???????? ?????????????????????????????? ??????????????? (Glycogenolysis) ????????????????????? ???????? ??? ???? [5]
  3. ??????? ??????????????????????? ??? ??? ?? [6] ?????????????? (intermediates) ????????????????????? (non-carbohydrate) ???? ??????? (pyruvate) ??? ????????? (glycerol) ??????????????????????? ???????????????? (gluconeogenesis)

??????????????? [ ??? ]

??????????????????????????????????? ?????????? ???? ????? ???????? ????????????????? [7] ???????????????????????????????????????????? ???? ??????? ???????? ?????? ??????????? (cassava) [7] ????????????????? (arrowroot) ??? ???? ????????????????????????????????????????? ? ?????? ???????????????????????????????? ??????????? (?????????????) ?????????????????????? ????????? ??????????????????? ???????????? ??? ??????????????

?????????????????????????????? 2 ??????? ??????

  1. ??????????????????????? 1?2 ??????? ?????????????? 100 °C ????????????????? ????????????????????????????????????????????? ??????????????????????? 5?10 ????? ????????????????????????????????????????????????????????????????? 130 °C ??????????????? ????????????????????? ?????????????????????????????????????????????????????????????????????????????? ?????????????????????????????????????????????????
  2. ????????????????????? ?????????????? (saccharification) ??????????????????????????????????????????????????????????????????????????? ???????????? (glucoamylase) ??? ??????? ????????????????????? (Aspergillus niger) [8] ??????????????????????????????????????? pH 4.6?5.2, 55?60 °C [9] ?????????????????????????????????????????? 30?35% ?????????? ??????????????????????????????????????????????????????? 96% ?????????????? 1?4 ??? ??????????????????????????????????????????????????????????? ???????????????????????????????????????????????????????????????????????????? ?????????????????????????????????????????? ??????? ????????????????? ??????????????????????? (multiple-effect evaporator) ??-?????????????????????????????? ????????? (crystallization)

??????? [ ??? ]

  1. 1.0 1.1 Boerio-Goates, Juliana (1991), "Heat-capacity measurements and thermodynamic functions of crystalline α-D-glucose at temperatures from 10K to 340K", J. Chem. Thermodynam. , 23 (5): 403?09, doi : 10.1016/S0021-9614(05)80128-4
  2. Ponomarev, V. V.; Migarskaya, L. B. (1960), "Heats of combustion of some amino-acids", Russ. J. Phys. Chem. (Engl. Transl.) , 34 : 1182?83
  3. Domb, Abraham J.; Kost, Joseph; Wiseman, David (1998-02-04). Handbook of Biodegradable Polymers . p. 275. ISBN   978-1-4200-4936-7 .
  4. "Chemistry for Biologists: Photosynthesis" . www.rsc.org . ???? ????????????????? 2016-08-04 . ??????????? 2018-02-05 .
  5. Smith, Alison M.; Zeeman, Samuel C.; Smith, Steven M. (2005). "Starch Degradation". Annu. Rev. Plant Biol . 56 : 73?98. doi : 10.1146/annurev.arplant.56.032604.144257 . PMID   15862090 .
  6. Leszek Szablewski: Glucose Homeostasis and Insulin Resistance. Bentham Science Publishers, 2011, ISBN   978-1-608-05189-2 , p. 46.
  7. 7.0 7.1 P. J. Fellows: Food Processing Technology. Woodhead Publishing , 2016, ISBN   978-0-081-00523-1 , p. 197.
  8. Norman, B. E. (1982). "A Novel Debranching Enzyme for Application in the Glucose Syrup Industry". Starch ? Starke . 34 (10): 340?346. doi : 10.1002/star.19820341005 .
  9. Encyclopedia of Food and Health (??????????). Academic Press. 2015. p. 239. ISBN   9780123849533 . ???? ????????????????? 2018-02-23.

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