L3625

α-乳糖 一水合物

≥99% total lactose basis (GC)

• 别名: β-D-Gal-(1→4)-α-D-Glc, 4-O-β- D -半乳糖基-α- D -葡萄糖, 乳糖
• 经验公式（希尔记法）: C₁₂H₂₂O₁₁ · H₂O
• CAS号: 5989-81-1
• 分子量: 360.31
• MDL號碼: MFCD00150747
• 分類程式碼代碼: 12352201
• PubChem物質ID: 57654326
• NACRES: NA.25

属性

• 生物源: bovine milk
• 化驗: ≥99% total lactose basis (GC)
• 形狀: powder
• 雜質: ≤0.05% Glucose; ≤4% β-lactose
• 顏色: white to off-white
• mp: 219 °C ((426 °F ))
• 溶解度: water: 100 mg/mL, clear, colorless
• 儲存溫度: room temp
• SMILES 字串: [H]O[H].OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)[C@@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O
• InChI: 1S/C12H22O11.H2O/c13-1-3-5(15)6(16)9(19)12(22-3)23-10-4(2-14)21-11(20)8(18)7(10)17;/h3-20H,1-2H2;1H2/t3-,4-,5+,6+,7-,8-,9-,10-,11+,12+;/m1./s1
• InChI 密鑰: WSVLPVUVIUVCRA-KPKNDVKVSA-N

说明

應用

• Crystal size, a key character of lactose crystallization affecting microstructure, surface chemistry and reconstitution of milk powder.: This study uses alpha-lactose monohydrate as a standard to investigate how crystal size affects the physical properties of milk powder, which is crucial for optimizing production processes in the dairy industry (Qi X et al., 2024).


• Predicting the Strength of Cohesive and Adhesive Interparticle Interactions for Dry Powder Inhalation Blends of Terbutaline Sulfate with alpha-Lactose Monohydrate.: Explores the critical role of alpha-lactose monohydrate, as an excipient together with terbutaline sulfate in optimizing particle interactions for enhanced performance of inhalable therapeutics (Ma CY et al., 2023).


• Terahertz time-domain spectroscopy for the investigation of tablets prepared from roller compacted granules.: This research utilizes alpha-lactose monohydrate to examine the properties of pharmaceutical tablets, offering insights into material characteristics that affect drug delivery systems (Anuschek M et al., 2023).

生化／生理作用

α-乳糖是牛奶中主要的糖，也是新生哺乳动物通过母乳喂养获得的主要能量来源。它能被肠道乳糖酶（EC 3.2.1.108）消化，肠道乳糖酶是一种在新生儿中表达的酶。断奶后，这种酶的活性下降，导致成年哺乳动物出现乳糖不耐受。

乳糖是由一个半乳糖和一个葡萄糖分子经过缩合反应形成的二糖。乳糖是大多数物种乳汁中主要的糖，含量通常为2-8％。

其他說明

为了全面了解我们针对客户研究提供的各种双糖产品，建议您访问我们的碳水化合物分类页面。

安全信息

• 儲存類別代碼: 11 - Combustible Solids
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable
• 個人防護裝備: Eyeshields, Gloves, type N95 (US)