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Merck
모든 사진(5)

문서

A0512

Sigma-Aldrich

Amylose from potato

used as amylase substrate

동의어(들):

α-Amylose

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About This Item

Linear Formula:
(C6H10O5)n
CAS Number:
MDL number:
UNSPSC 코드:
12352201
PubChem Substance ID:
NACRES:
NA.25

생물학적 소스

potato

Quality Level

형태

powder

불순물

amylopectin, essentially free
≤10% ethanol
≤2% butanol

색상

white to off-white

solubility

0.05 M NaOH: 1 mg/mL, clear to slightly hazy, colorless

저장 온도

room temp

InChI

1S/C18H32O16/c19-1-4-7(22)8(23)12(27)17(31-4)34-15-6(3-21)32-18(13(28)10(15)25)33-14-5(2-20)30-16(29)11(26)9(14)24/h4-29H,1-3H2/t4-,5-,6-,7-,8+,9-,10-,11-,12-,13-,14-,15-,16+,17-,18-/m1/s1

InChI key

FYGDTMLNYKFZSV-PXXRMHSHSA-N

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일반 설명

Amylose, a ubiquitous carbohydrate polymer in starch, is made up of a long α-1,4-linked linear chain with rare α-1,6-linked branch points. It is usually seen in the amorphous regions of the granule. It has a left-handed α-helical structure with one turn of the helix consisting of six to eight anhydroglucose units.

애플리케이션

Amylose from potatoes has been used as a standard to determine the apparent amylose content (AAC) of rice starch by the iodine-binding colorimetric method.

생화학적/생리학적 작용

Amylose is a polyglucose polysaccharide that makes starch(s) together with amylopectin. The glucosidic bonds of amylopectin are α-1,4 linkages. Amylose is used to identify, differentiate and characterize amylase(s). Amylose is used as a thickening and gelling agent, and emulsion stabilizer. Amylose is used to prepare films and membranes with potential use in drug delivery.

기질

A substrate for serum amylase.

기타 정보

To gain a comprehensive understanding of our extensive range of Polysaccharides for your research, we encourage you to visit our Carbohydrates Category page.

픽토그램

Exclamation mark

신호어

Warning

유해 및 위험 성명서

Hazard Classifications

Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


시험 성적서(COA)

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문서 라이브러리 방문

이미 열람한 고객

Shujun Wang et al.
Scientific reports, 6, 28271-28271 (2016-06-21)
A thorough understanding of starch gelatinization is extremely important for precise control of starch functional properties for food processing and human nutrition. Here we reveal the molecular mechanism of starch gelatinization by differential scanning calorimetry (DSC) in conjunction with a
Caili Li et al.
Carbohydrate polymers, 245, 116557-116557 (2020-07-29)
High-amylose wheat starch (HAWS) and flour (HAWF) have the potential to deliver food products with enhanced nutritional functionality, but structure/function relationships are not well understood. We report the structural bases for differences in water absorption and pasting properties for HAWS
Xingli Liu et al.
Carbohydrate polymers, 283, 119148-119148 (2022-02-15)
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Rachmawati Rachmawati et al.
Biomacromolecules, 14(2), 575-583 (2013-01-16)
Several methods were used to investigate the possibility of preparing inclusion complexes between amylose and polytetrahydrofurans (PTHF) via direct mixing. Potato amylose (M(v) ∼ 200 kg/mol) and synthetic amylose (M(n) 42 kg/mol) were complexed with PTHF having different molecular weights
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Scientific reports, 6, 20965-20965 (2016-02-11)
Starch retrogradation is a term used to define the process in which gelatinized starch undergoes a disorder-to-order transition. A thorough understanding of starch retrogradation behavior plays an important role in maintaining the quality of starchy foods during storage. By means

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