α-Lactose monohydrate - AR, ≥98%(HPLC) , CAS No.5989-81-1

CAS: 5989-81-1 Cat. No.: L102286 Formula: C12H22O11 · H2O Peso molecolare: 360.31 Numero EC: 611-913-4
Disponibile su ordine
GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results. ≥98%(HPLC)
Synonyms
alpha-Lactose monohydrate | Lactose monohydrate | alpha-D-Lactose monohydrate
Storage
Protected from light,Room temperature
Shipped In
Normal
★
Size
Germania (EU)
USA*
Price
Qty
25g
L102286-25g
—
2 Disponibile
8,59€
100g
L102286-100g
—
2 Disponibile
17,27€
500g
L102286-500g
—
3 Disponibile
22,47€
Enter a quantity for the sizes you want to add.
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Why this grade

AR, ≥98%(HPLC) AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Protected from light,Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 16 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Sinonimi
alpha-Lactose monohydrate | Lactose monohydrate | alpha-D-Lactose monohydrate
Specifiche e purezza
AR, ≥98%(HPLC)
Meccanismi biochimici e fisiologici
Lactose is a disaccharide formed by the condensation of one galactose and one glucose molecule. Lactose is the predominant sugar in the milk of most species, usually at between 2-8%. Lactase hydrolyzes lactose into its constituent monosaccharides. In neon
Condizioni di conservazione di stoccaggio
Protected from light,Room temperature
Spedito in
Normal
Grado
AR
Purezza
≥98%(HPLC)
Nomi e identificatori
Pubchem Sid504756590
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504756590
Sorrisi canoniciC(C1C(C(C(C(O1)OC2C(OC(C(C2O)O)O)CO)O)O)O)O.O
IUPAC Name(2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6S)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol;hydrate
InChIKeyWSVLPVUVIUVCRA-KPKNDVKVSA-N
INCHI1S/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
Isomeri SMILES C([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O[C@@H]2[C@H](O[C@@H]([C@@H]([C@H]2O)O)O)CO)O)O)O)O.O
CAS alternativo 14641-93-1
Peso molecolare 360.31
Reaxy-Rn 38095197
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=38095197&ln=

Documentazione

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic oxygen compounds
ClasseOrganooxygen compounds
SubclassCarbohydrates and carbohydrate conjugates
Intermediate Tree Nodes Glycosyl compounds
Direct ParentO-glycosyl compounds
Alternative Parents Disaccharides  Oxanes  Secondary alcohols  Hemiacetals  Polyols  Oxacyclic compounds  Acetals  Primary alcohols  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents O-glycosyl compound - Disaccharide - Oxane - Secondary alcohol - Hemiacetal - Oxacycle - Organoheterocyclic compound - Polyol - Acetal - Organic oxide - Hydrocarbon derivative - Primary alcohol - Alcohol - Aliphatic heteromonocyclic compound
DescrizioneThis compound belongs to the class of organic compounds known as o-glycosyl compounds. These are glycoside in which a sugar group is bonded through one carbon to another group via a O-glycosidic bond.
External Descriptors Not available
Struttura 3D
Modello di struttura chimica interattiva





Certificati (CoA, COO, BSE/TSE e tabella di analisi)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

40 results found

Lot NumberCertificate TypeDataOggetto
H2625647Certificate of AnalysisJul 29, 2026 L102286
H2625646Certificate of AnalysisJul 29, 2026 L102286
H2625649Certificate of AnalysisJul 29, 2026 L102286
H2625652Certificate of AnalysisJul 29, 2026 L102286
H2625653Certificate of AnalysisJul 29, 2026 L102286
E2613392Certificate of AnalysisApr 15, 2026 L102286
E2613391Certificate of AnalysisApr 15, 2026 L102286
E2613390Certificate of AnalysisApr 15, 2026 L102286
J2417315Certificate of AnalysisOct 26, 2024 L102286
J2417314Certificate of AnalysisOct 26, 2024 L102286
J2417313Certificate of AnalysisOct 26, 2024 L102286
J2417297Certificate of AnalysisOct 26, 2024 L102286
I2409067Certificate of AnalysisAug 16, 2024 L102286
I2409021Certificate of AnalysisAug 16, 2024 L102286
I2409032Certificate of AnalysisAug 16, 2024 L102286
D2528309Certificate of AnalysisAug 16, 2024 L102286
D2518394Certificate of AnalysisAug 16, 2024 L102286
D2515395Certificate of AnalysisAug 16, 2024 L102286
D2515385Certificate of AnalysisAug 16, 2024 L102286
D2515370Certificate of AnalysisAug 16, 2024 L102286
A2409353Certificate of AnalysisDec 28, 2023 L102286
A2409354Certificate of AnalysisDec 28, 2023 L102286
H2501397Certificate of AnalysisOct 25, 2023 L102286
J2521134Certificate of AnalysisOct 25, 2023 L102286
H2501398Certificate of AnalysisOct 25, 2023 L102286
H2501396Certificate of AnalysisOct 25, 2023 L102286
H2501395Certificate of AnalysisOct 25, 2023 L102286
H2501394Certificate of AnalysisOct 25, 2023 L102286
A2614096Certificate of AnalysisOct 25, 2023 L102286
I2304223Certificate of AnalysisSep 08, 2023 L102286
I2304389Certificate of AnalysisSep 08, 2023 L102286
E2311196Certificate of AnalysisApr 20, 2023 L102286
E2311195Certificate of AnalysisApr 20, 2023 L102286
E2311193Certificate of AnalysisApr 20, 2023 L102286
K2224591Certificate of AnalysisAug 15, 2022 L102286
K2224592Certificate of AnalysisAug 15, 2022 L102286
K2224593Certificate of AnalysisAug 15, 2022 L102286
C2205533Certificate of AnalysisFeb 10, 2022 L102286
C2205527Certificate of AnalysisFeb 10, 2022 L102286
C2205504Certificate of AnalysisFeb 10, 2022 L102286

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Proprietà chimiche e fisiche
SensibilitàLight sensitive
Rotazione specifica [α]54.4° (c=10, H2O, NH3)
Punto di fusione (°C)219°C
Peso molecolare360.310 g/mol
XLogP3
Hydrogen Bond Donor Count9
Hydrogen Bond Acceptor Count12
Rotatable Bond Count4
Exact Mass360.127 Da
Monoisotopic Mass360.127 Da
Topological Polar Surface Area191.000 Ų
Heavy Atom Count24
Formal Charge0
Complexity382.000
Isotope Atom Count0
Defined Atom Stereocenter Count10
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Domande frequenti e articoli
Citations of This Product
Riferimenti
1. Zheng Jiang, Hong Wang, Miao Yu, Cheng Qu, Wei Yue, Qinan Wu.  (2023)  A low-cost efficient online derivatization system for the determination of saccharides by high-performance liquid chromatograph-ultraviolet detector.  JOURNAL OF SEPARATION SCIENCE,  46  (20): (2300384).  [PMID:37691057] [10.1002/jssc.202300384]
2. Haiqing Wang, Wei Shi, Lei Hou, Chunhui Li, Zhiquan Wang, Lei Yang, Juncheng Cao.  (2022)  Quantitative analysis of aqueous biomolecular mixtures by THz spectroscopy based on high-power LiNbO3 radiation source.  SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY,      [PMID:36356399] [10.1016/j.saa.2022.122075]
3. Yuqi Yang, Yiyue Guo, You Xu, Yingying Meng, Xing Zhang, Xuejun Xia, YuLing Liu.  (2020)  Factors affecting the buccal delivery of deformable nanovesicles based on insulin–phospholipid complex: an in vivo investigation.  DRUG DELIVERY,      [PMID:32597266] [10.1080/10717544.2020.1778814]
4. You Xu, Yiyue Guo, Yuqi Yang, Yingying Meng, Xuejun Xia, Yuling Liu.  (2019)  Stabilization of Deformable Nanovesicles Based on Insulin-Phospholipid Complex by Freeze-Drying.  Pharmaceutics,  11  (10): (539).  [PMID:31623287] [10.3390/pharmaceutics11100539]
5. Rui Li, Jinhu Wang, Yi He, Faqin Dong, Liang Bian, Bowen Li.  (2019)  Mechanochemical Synthesis of Defective Molybdenum Trioxide, Titanium Dioxide, and Zinc Oxide at Room Temperature.  ACS Sustainable Chemistry & Engineering,      [PMID:] [10.1021/acssuschemeng.9b00374]
6. Jin-Wen Liu, Tingting Chen, Meiqun Cai, Yingfeng Qin, Mei Li.  (2024)  A Dual-Mode Optical Sensing Strategy for Rapid Detection of D-Penicillamine in Pharmaceutical Formulations.  ANALYTICAL LETTERS,      [PMID:] [10.1080/00032719.2024.2419533]
7. Changmao Yang, Yue Xiao, Yunjun Yan, Houjin Zhang.  (2024)  A xylenol orange-based pH-sensitive sensor array for identification of bacteria and differentiation of probiotic drinks.  Analytical Methods,      [PMID:39655744] [10.1039/D4AY01982B]
8. Ping Chen, Hui Zhong, Xiao-rong Li, Tingting Zhang, Xiang Wang, Fang Hu, Yubo Yan, Jiaxing Xu, Meisheng Li.  (2024)  Copper-ion-complexed palygorskite as a novel nanozyme with enhanced peroxidase-like activity for sensitive colorimetric sensing.  APPLIED CLAY SCIENCE,      [PMID:] [10.1016/j.clay.2024.107507]
9. Wei Cheng, Huilin Wen, Haixia Shen, Chenwei Fu, Erkuang Miao, Dongbao Li, Xiaoqiang Chen, Chi Hu, Ziyi Yu.  (2024)  Enzyme induced polymer degradation as a pathway to create microbial habitats for biomanufacturing intensification.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2024.153622]
10. Xiaokang Tian, Rongrong Fan, Wenyi Wei, Dan Wang, Yuan Le, Jian-Feng Chen.  (2025)  Water-Based Nanoparticulate Formulation of Lambda-Cyhalothrin and Its Enhancement of Bioavailability.  LANGMUIR,      [PMID:40884502] [10.1021/acs.langmuir.5c02947]
11. Binggang Xiao, Yichun Wang, Xiuran Zuo, Luqi Liu, Jianyuan Qin, Wanshun Jiang, Yumei Zhang, Lihua Xiao.  (2025)  Dual-band terahertz metasurface biosensor based on electromagnetically induced transparency effects for antibiotic detection.  OPTICS AND LASERS IN ENGINEERING,      [PMID:] [10.1016/j.optlaseng.2025.109305]
12. Fang Wang, Yi-Mei Li, Jing Zhao, Jing Ye, Yuan-Ting Li.  (2025)  Visualized molecularly-imprinted hydrogel chips for point-of-care SERS assay of N-nitrosodiethylamine contamination in antihypertensive drugs.  MICROCHEMICAL JOURNAL,      [PMID:] [10.1016/j.microc.2025.115285]
13. Liang Zhang, Haifeng Lu, Xiaolei Guo, Haifeng Liu.  (2026)  Micro-feeding and mixing of pharmaceutical solid dosage forms under external vibration.  CHEMICAL ENGINEERING RESEARCH & DESIGN,      [PMID:] [10.1016/j.cherd.2026.01.048]
14. Junnan Wang, Lei Hou, Yusong Zhang, Lei Yang, Wei Shi.  (2026)  Quantitative detection of substances without feature absorption peak by terahertz Rydberg atom sensor.  SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY,      [PMID:] [10.1016/j.saa.2026.127825]
15. Lianfeng Liu, Turghun Muhammad, Jia Zhao, Feiyu Zhan, Yan Zhang.  (2026)  Centrifugation Assisted Two-Phase Hollow-Fiber Liquid-Phase Microextraction Coupled With Direct Fluorimetry for Precise Thiamine Detection.  Separation Science Plus,  9  (3): (e70209).  [PMID:] [10.1002/sscp.70209]
16. Mengyue Gao, Zhiheng Li, Mengjie Liu, Ting He, Xiaolu Su, Yueting Zhao, Zhiqiao Zou, Yanxing Yao, Fengmei Jin, Zhihao Li, Lihua Wang.  (2026)  Dual-metal-site MOF nanozyme with enhanced activity for highly sensitive colorimetric detection of Cr(VI) in dairy products.  FOOD CHEMISTRY,      [PMID:42475989] [10.1016/j.foodchem.2026.150463]
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