Basic information
- CAS
64044-51-5- Standard SMILES
O.OCC1OC(OC2C(CO)OC(O)C(O)C2O)C(O)C(O)C1O- InChIKey
WSVLPVUVIUVCRA-UHFFFAOYSA-N- Molecular formula
- C12H22O11.H2O
- Average molar mass
- 360.31 g/mol
- Monoisotopic mass
- 360.1267762
Overview
See also: alpha-Lactose monohydrate (annotation moved to) ... View More ...
Names & identifiers
- Preferred name
- D-Lactose monohydrate
- IUPAC
- 2-(hydroxymethyl)-6-[4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol;hydrate
- English name
- D-Lactose monohydrate
- Molecular formula
- C12H22O11.H2O
- Molecular weight
- 360.31
Names & synonyms
D-Lactose monohydrate64044-51-5a-D-Lactose monohydrate2-(hydroxymethyl)-6-{[4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxy}oxane-3,4,5-triol hydrate4-O-alpha-D -Glucopyranosyl-D - glucoseZeparoxd-(+)-lactose monohydratePharmatose 200M; Pharmatose 450M2-(hydroxymethyl)-6-[4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol;hydrate287100-62-3.alpha.-d-LactoseD( )-lactose monohydrate
Show more names
LACTOSE MONOHYDRATELACTOSE MONOSpray dried lactoseSUGAR MILKLACTOSE MONOHYDRATE NFPharmatose DCL 14D-(+)-Lactose Lactose SPRAY-DRIEDLACTOSE extrapure AR
.alpha.-D-Glucopyranose, 4-O-.beta.-D-galactopyranosyl-, monohydrateSCHEMBL19582547AKOS026676751beta-D-Gal-(1-->4)-alpha-D-GlcDB-0534924-O-BETA-D-GALACTOPYRANOSYL-D-[1-13C]GLUCOSEF8881-6795alpha-D-Glucopyranose, 4-O-BATE-D-galactopyranosyl-, hydrate(1:1)
Database identifiers
- CAS
64044-51-5- PubChem CID
- 522113
Properties
Computed structural properties
- Topological polar surface area
- 191 Ų
- Hydrogen bond donors
- 9
- Hydrogen bond acceptors
- 12
- Rotatable bonds
- 4
- Heavy atoms
- 24
- Formal charge
- 0
- Complexity
- 382
Physicochemical properties
- Melting point
- 215 °C · ~215 °C (dec.)
- Density
- 1.525 · 1.525
- storage temp.
- room temp
- solubility
- 2 O: · H2O: 0.1 g/mL, clear, colorless
- form
- Crystalline
- Specific Gravity
- 1.525 · 1.525
- color
- White
- PH
- 3.5 · 3.5-6.0 (25℃, 0.5M in H2O)
- optical activity
- 22 · [α]22/D +52.4°, c = 4.5 in H2O
- Water Solubility
- Soluble in water (warm) (0.1 g/mL), and ethanol (very slightly soluble). Insoluble in chloroform, and ether.
- λmax
- 260 nm · λ: 260 nm Amax: 0.02λ: 280 nm Amax: 0.02
- Merck
- 14 · 14,5343
- BRN
- 3768231 · 3768231
- Stability
- Stable. Incompatible with strong oxidizing agents.
- InChI
- 1S/C12H22O11.H2O/c13-1-4(16)7(18)11(5(17)2-14)23-12-10(21)9(20)8(19)6(3-15)22-12;/h1,4-12,14-21H,2-3H2;1H2/t4-,5+,6+,7+,8-,9-,10+,11+,12-;/m0./s1
- InChIKey
- HBDJFVFTHLOSDW-XBLONOLSSA-N
- SMILES
- O.OC[C@@H](O)[C@@H](O[C@@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1O)[C@H](O)[C@@H](O)C=O
- LogP
- -3.409 · -3.409 (est)
- CAS DataBase Reference
- 64044 · 64044-51-5(CAS DataBase Reference)
- FDA UNII
- 57 Q8I5X · EWQ57Q8I5X
- NIST Chemistry Reference
- Lactose monohydrate(64044-51-5)
- EPA Substance Registry System
- Lactose monohydrate (64044-51-5)
- UNSPSC Code
- 41116107 · 41116107
- NACRES
- 25 · NA.25
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 302 · H302-H315-H319-H335
- Precautionary statements
- 261 · P261-P301+P312-P302+P352-P304+P340-P305+P351+P338
- PPE
- 95 · Eyeshields, Gloves, type N95 (US)
- Hazard Codes
- Xi
- Risk Statements
- 36 · 36/37/38
- Safety Statements
- 26 · 26-36-24/25
- WGK Germany
- 3 · 3
- RTECS
- 9625000 · OD9625000
- F
- 3 · 3
- TSCA
- Yes
- HS Code
- 17021900 · 17021900
- Storage Class
- 11 · 11 - Combustible Solids
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
Hazard information
Regulatory Information
Chemical: D-Glucose, 4-O-.beta.-D-galactopyranosyl-, monohydrate
Lactose monohydrate: Does not have an individual approval but may be used under an appropriate group standard
Other Safety InformationIMAP assessments - D-Glucose, 4-O-.beta.-D-galactopyranosyl-, monohydrate: Human health tier I assessment
Safety data
- F
- 3
- PPE
- Eyeshields, Gloves, type N95 (US)
- wgk
- 3
- tsca
- Yes
- rtecs
- OD9625000
- hs_code
- 17021900
- risk_code
- 36/37/38
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xi
- safety_code
- 26-36-24/25
- Storage Class
- 11 - Combustible Solids
- Hazard statements
- H302-H315-H319-H335
- Precautionary statements
- P261-P301+P312-P302+P352-P304+P340-P305+P351+P338
Chemistry & industry
Applications
DescriptionD-Lactose monohydrate is a type of lactose. D-Lactose is composed of D-galactose and D-glucose. D-Lactose monohydrate can be used as sweetener or excipient.
Usesmosquito-repellent
Uses[a]22 +52.4°, c = 4.5 in H2O
UsesD-Lactose monohydrate can be used as chromatographic adsorbent.
General DescriptionPharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.
Suppliers100 total
国药集团化学试剂有限公司86-21-63210123 · [email protected]
北京华美互利生物化工010-56205725 · [email protected]
梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]
上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]
上海惠诚生物科技有限公司60498804 18930850192 · [email protected]
湖北金梭生物科技有限公司00123456789 · [email protected]
Dayang Chem (Hangzhou) Co.,Ltd.+86-0571-88938639 17705817739 · [email protected]
科瑞迪化学400-821-5857 021-64326257 · [email protected]
上海迈瑞尔生化科技有限公司4006356688 18621169109 · [email protected]
上海晶抗生物工程有限公司021-54721350 13524668266 · [email protected]
阿法埃莎（中国）化学有限公司400-6106006 · [email protected]
安耐吉化学&3A（安徽泽升科技股份有限公司）400-0056266 · [email protected]
上海诗丹德标准技术服务有限公司021-021-57127007-6622-6622 17621252073 · [email protected]
山东洛克化工有限公司17653113209 13065062079 · [email protected]
成都普思生物科技股份有限公司028-85370565-229 18080489829 · [email protected]
杭州璟皓生物科技有限公司（原河南辛迪加生物）17513242016 · [email protected]
合肥天健化工有限公司551-65418679 15856988503;15837135945 · [email protected]
佛山宝诺生物科技有限公司0757-85921206 18520245316 · [email protected]
山东西亚化学有限公司13355009207 13355009207 · [email protected]
天津希恩思生化科技有限公司400 638 7771 · [email protected]
Xiamen AmoyChem Co., Ltd+86-86-5926051114 · [email protected]
湖南汇百侍生物科技有限公司0731-85526065 13308475853 · [email protected]
斯百全化学（上海）有限公司021-021-021-67601398-809-809-809 15221380277 · [email protected]
艾科试剂4008-755-333 18080918076 · [email protected]
上海思域化工科技有限公司86-21-34053660 · [email protected]
上海遐瑞医药科技有限公司+86 21 61551611
TOKYO CHEMICAL INDUSTRY CO., LTD.03-36680489 · [email protected]
TCI Europe320-37350700 · [email protected]
南京世洲生物科技有限公司13675144456 · [email protected]
深圳菲斯生物科技有限公司0755-83725350 13380397412 · [email protected]
上海将来实业股份有限公司021-61552785 · [email protected]
天津阿尔塔科技有限公司022-65378550-8551 · [email protected]
四川省维克奇生物科技有限公司028-81700200 18116577057 · [email protected]
成都零六生物科技有限公司400-1166-196 13458535857 · [email protected]
雷丁试剂0510-85629785 18013409632 · [email protected]
上海创赛科技有限公司400-6087598 15021221957 · [email protected]
天津普西唐生物医药科技有限公司010-60605840 · [email protected]
上海麦克林生化科技股份有限公司15221275939 15221275939 · [email protected]
杭州杰恒化工有限公司0571-87396432 · [email protected]
陕西缔都医药化工有限公司029-81024372 17792795018 · [email protected]
凯试（上海）科技有限公司021-50135380 · [email protected]
池州凯隆进出口贸易有限公司[email protected]
Sigma-Aldrich西格玛奥德里奇(上海)贸易有限公司021-61415566 800-8193336 · [email protected]
天津阿尔塔科技有限公司022-6537-8550 15522853686 · [email protected]
TargetMol中国（陶术生物）021-021-33632979 15002134094 · [email protected]
武汉天植生物技术有限公司18607101326 15172504745 · [email protected]
上海昕凯医药科技有限公司21-619849051-1 18521059765 · [email protected]
BOC Sciences16314854226 · [email protected]
上海陶术生物科技股份有限公司+1-781-999-5354; +1-00000000000 · [email protected]
九鼎化学（上海）科技有限公司4009209199 · [email protected]
Additional notes
DefinitionChEBI: Alpha-lactose monohydrate is a glycoside.
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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