Suidatrestin and production thereof
AssigneeSawao Murao
InventorsSawao Murao, Takashi Shin, Kyoichi Sugawa, Amachi Teruo
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Abstract
A novel trehalase inhibitor having the following physicochemical properties: (1) Activity: a specific inhibitory activity to trehalase; (2) Form: white powder, water-soluble; (3) Somogy-Nelson test: negative (4) Rydon-Smith test: positive (5) Optical rotation [.alpha]sub.D.sup.23 : 113.8.degree. (C, 0.1, H.sub.2 O) (6) Molecular weight: 335 ([M+H].sup.+ =336) (7) Ultraviolet absorption spectrum: 258.5 nm (max.) (8) .sup.13 C-NMR(ppm): 28.9, 41.0, 56.9, 58.4, 64.3, 65.0, 71.3, 74.0, 75.2, 75.8, 76.0, 77.1, 123.0, 144.7
Claims5
Isolated and purified trehalase inhibitor which has the following physicochemical properties:
- (1) Activity:
- a specific inhibitory activity to trehalase;
- (2) Form:
- water-soluble white powder;
- (3) Somogy-Nelson test:
- negative;
- (4) Rydon-Smith test:
- positive;
- (5) Optical rotation [.alpha]sub.D.sup.23 :
- 113.8.degree. (C, 0.1, H.sub.2 O);
- (6) Molecular weight:
- 335 ([M+H].sup.+ =336)
- (7) Ultraviolet absorption spectrum:
- 258.5 nm (max.)
- (8) .sup.13 C-NMR(ppm):
- 28.9, 41.0, 56.9, 58.4, 64.3, 65.0, 71.3, 74.0, 75.2, 75.8, 76.0, 77.1, 123.0, 144.7.
Dependencies are inferred from the claim text.