Aluminium dihydrogen phosphate - ≥95% , CAS No.13530-50-2

CAS: 13530-50-2 Cat. No.: A105659 Molecular Weight: 317.94 EC Number: 236-875-2
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
Aluminum phosphate monobasic | aluminum trisdihydrogenphosphate | Aluminiumphosphatebasic | Aluminum phosphate (Al(H2PO4)3) | Aluminium dihydrogen phosphate | EINECS 236-875-2 | Aluminum dihydrogen phosphate, 50% w/w aq. solution | aluminum tris(dihydroge
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25g
A105659-25g
3
$11.90
100g
A105659-100g
2
$31.90
500g
A105659-500g
1
$99.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

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 8 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Aluminum phosphate monobasic | aluminum trisdihydrogenphosphate | Aluminiumphosphatebasic | Aluminum phosphate (Al(H2PO4)3) | Aluminium dihydrogen phosphate | EINECS 236-875-2 | Aluminum dihydrogen phosphate, 50% w/w aq. solution | aluminum tris(dihydroge
Specifications & Purity
≥95%
Storage
Room temperature
Shipped In
Normal
Purity
≥95%
Names and Identifiers
Canonical SmilesOP(=O)(O)[O-].OP(=O)(O)[O-].OP(=O)(O)[O-].[Al+3]
IUPAC Namealuminum;dihydrogen phosphate
InChIKeyRGPUVZXXZFNFBF-UHFFFAOYSA-K
INCHI1S/Al.3H3O4P/c;3*1-5(2,3)4/h;3*(H3,1,2,3,4)/q+3;;;/p-3
Isomeric SMILES OP(=O)(O)[O-].OP(=O)(O)[O-].OP(=O)(O)[O-].[Al+3]
WGK Germany 3
Molecular Weight 317.94
Reaxy-Rn 12397715
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=12397715&ln=

Documentation

📋 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

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClassPost-transition metal oxoanionic compounds
SubclassPost-transition metal phosphates
Intermediate Tree Nodes Not available
Direct ParentPost-transition metal phosphates
Alternative Parents Post-transition metal salts  Inorganic salts  Inorganic oxides  
Molecular FrameworkNot available
Substituents Post-transition metal phosphate - Inorganic post-transition metal salt - Inorganic oxide - Inorganic salt
DescriptionThis compound belongs to the class of inorganic compounds known as post-transition metal phosphates. These are inorganic compounds in which the largest oxoanion is phosphate, and in which the heaviest atom not in an oxoanion is a post-transition metal.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
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.

18 results found

Lot NumberCertificate TypeDateItem
B2506239Certificate of AnalysisJan 10, 2025 A105659
B2506242Certificate of AnalysisJan 10, 2025 A105659
B2511629Certificate of AnalysisJan 10, 2025 A105659
B2506236Certificate of AnalysisJan 10, 2025 A105659
K2429420Certificate of AnalysisNov 12, 2024 A105659
K2429412Certificate of AnalysisNov 12, 2024 A105659
K2429411Certificate of AnalysisNov 12, 2024 A105659
K2429410Certificate of AnalysisNov 12, 2024 A105659
D2403682Certificate of AnalysisMar 14, 2024 A105659
D2403681Certificate of AnalysisMar 14, 2024 A105659
D2403679Certificate of AnalysisMar 14, 2024 A105659
I2402496Certificate of AnalysisOct 25, 2022 A105659
K2215191Certificate of AnalysisOct 25, 2022 A105659
K2215192Certificate of AnalysisOct 25, 2022 A105659
K2215193Certificate of AnalysisOct 25, 2022 A105659
K2215194Certificate of AnalysisOct 25, 2022 A105659
K2315037Certificate of AnalysisOct 25, 2022 A105659
C2420019Certificate of AnalysisOct 25, 2022 A105659

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Chemical and Physical Properties
SolubilitySoluble in water and ethanol. Insoluble in acetone.
Molecular Weight317.940 g/mol
XLogP3
Hydrogen Bond Donor Count6
Hydrogen Bond Acceptor Count12
Rotatable Bond Count0
Exact Mass317.889 Da
Monoisotopic Mass317.889 Da
Topological Polar Surface Area242.000 Ų
Heavy Atom Count16
Formal Charge0
Complexity49.800
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count4
Citations of This Product
References
1. Wansi Lin, Yue Wang, Junhua Zhang, Huai Liu, Lincai Peng.  (2023)  Lignin-assembled zirconium-based PNA nanofiber for the catalytic transfer hydrogenation of furfural into furfuryl alcohol.  Sustainable Energy & Fuels,  (15): (3716-3726).  [PMID:] [10.1039/D3SE00513E]
2. Wansi Lin, Lincai Peng, Huai Liu, Junhua Zhang.  (2023)  Construction of electron-deficient zirconium sites for the efficient catalytic transfer hydrogenation of levulinic acid.  FUEL PROCESSING TECHNOLOGY,      [PMID:] [10.1016/j.fuproc.2023.107777]
3. Tang Guohui, Ren Qian, Chen Zheng, Ding Zixuan, Zhu Changtian, Chen Jin, Xu Gaojie, Liu Fenghua.  (2024)  Cost-effective construction of graphene-based high-temperature electric heating coating with oxidation resistance and high mechanical properties.  JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS,  35  (32): (1-13).  [PMID:] [10.1007/s10854-024-13877-7]
4. Li Cong, Liu Dizhou, Yu Hongxuan, Zhao Han, Guo Jingran, Song Chuanyun, Zhao Yingde, Zhang Jianing, Deng Yuanpeng, Dang Shixuan, Wang Duola, Chen Jiali, Yan Zhengli, Lin Tiande, Li Hui, Xu Xiang.  (2025)  Nanoporous/nanofibrous dual-aerogel ultraflexible ceramic coatings for fire superprotection.  Advanced Composites and Hybrid Materials,  (4): (1-12).  [PMID:] [10.1007/s42114-025-01416-9]
5. Yuming Zhang, Wenjian Lin, Cong Li, Xianzhang Dong.  (2025)  Concrete-inspired closet packing designed Al-doped silica aerogel coatings for fireproof and thermal insulation protection.  COMPOSITES PART B-ENGINEERING,      [PMID:] [10.1016/j.compositesb.2025.112971]
6. Yi Hou, Jixiang Wang, Baijun Chen, Hui Zhang, Zichen Xiang, Haikui Zhu, Lixi Wang.  (2025)  Self-Standing MOF-Derived Co@SiCnw Nanocomposite Aerogel with a Hierarchical Microstructure for Highly Effective and Wideband Electromagnetic Attenuation.  ACS Applied Materials & Interfaces,      [PMID:40307186] [10.1021/acsami.5c01597]
7. Ao Wang, Zhifeng Huang, Mingyong Jia, Xuye Wang, Qianshun Cui, Zhihao Wang, Qiang Shen, Fei Chen.  (2025)  Densification and mechanical properties of photopolymerized Si3N4 ceramics via oxygen reduction and phosphate adhesion.  JOURNAL OF THE AMERICAN CERAMIC SOCIETY,      [PMID:] [10.1111/jace.20564]
8. Shuyi Liu, Mengru Zhang, Jinshuang Guan, Ziyue Wang, Hongyan Liu, Guoliang Mao.  (2026)  A hydrophilic and antiwax coating with stable fly ash-based coral-like 3D skeleton construction.  COMPOSITE INTERFACES,      [PMID:] [10.1080/09276440.2026.2614189]
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