松二糖

松二糖（Turanose）是一種還原性二糖。自然界中的松二糖基本都是D構型的。其系統名爲「α-D-吡喃葡萄糖-(1→3)-α-D-吡喃果糖」。松二糖除了與植物的信號轉導有關外，還可被一些細菌和真菌作爲碳源利用^{[2][3][4][5][6]}。

D-松二糖 D-Turanose^[1]
IUPAC名 (3S,4R,5R)-1,4,5,6-tetrahydroxy-3-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexan-2-one
别名	α-D-吡喃葡萄糖-(1→3)-α-D-吡喃果糖
识别
CAS号	547-25-1 ^Y
PubChem	5460935
ChemSpider	4574343
SMILES	O=C([C@@H](O[C@H]1O[C@@H]([C@@H](O)[C@H](O)[C@H]1O)CO)[C@H](O)[C@H](O)CO)CO
InChI	1/C12H22O11/c13-1-4(16)7(18)11(5(17)2-14)23-12-10(21)9(20)8(19)6(3-15)22-12/h4,6-16,18-21H,1-3H2/t4-,6-,7-,8-,9+,10-,11-,12-/m1/s1
InChIKey	RULSWEULPANCDV-PIXUTMIVBJ
MeSH	turanose
性质
化学式	C12H22O11
摩尔质量	342.30 g/mol g·mol⁻¹
若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

參考

1. Turanose - Compound Summary （页面存档备份，存于互联网档案馆）, PubChem
2. Sinha, A.K.; et al. Metabolizable and non-metabolizable sugars activate different signal transduction pathways in tomato. Plant Physiol. 2002, 128 (4): 1480–1489. PMC 154275  . PMID 11950996. doi:10.1104/pp.010771. 
3. Gonzali, S.; et al. A turanose-insensitive mutant suggests a role for WOX5 in auxin homeostasis in Arabidopsis thaliana. Plant J. 2005, 44 (4): 633–645. PMID 16262712. doi:10.1111/j.1365-313X.2005.02555.x. 
4. Sivitz, A.B.; et al. Arabidopsis sucrose transporter AtSUC9. High-affinity transport activity, intragenic control of expression, and early flowering mutant phenotype. Plant Physiol. 2007, 143 (1): 188–198. PMC 1761979  . PMID 17098854. doi:10.1104/pp.106.089003. 
5. Loreti, E.; et al. Glucose and disaccharide-sensing mechanisms modulate the expression of α-amylase in barley embryos. Plant Physiol. 2000, 123 (3): 939–948. PMC 59056  . PMID 10889242. doi:10.1104/pp.123.3.939. 
6. D-Turanose （页面存档备份，存于互联网档案馆） at Sigma-Aldrich