Phosphoric Acid - 75% (v/v) , CAS No.7664-38-2

CAS: 7664-38-2 Cat. No.: P291651 Formula: H3PO4 Molecular Weight: 98.00 Beilstein Registry Number: 1921286 EC Number: 231-633-2
AVAILABLE TO ORDER
GRADE & PURITY 75% (v/v)
Synonyms
Phosphoric acid|7664-38-2|ORTHOPHOSPHORIC ACID|o-Phosphoric acid|Wc-reiniger|Acidum phosphoricum|Sonac|Phosphorsaeure|Evits|Acide phosphorique|Phosphoricum acidum|Acido fosforico|Phosphorsaeureloesungen|Fosforzuuroplossingen|Vococid|White phosphoric acid|
Storage
Room temperature
Shipped In
FedEx DG Service
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Size
Germany (EU)
USA*
Price
Qty
500ml
P291651-500ml
1 In stock
3 In stock
€72.80
Enter a quantity for the sizes you want to add.
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Why this grade

75% (v/v) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships FedEx DG Service Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

Cited in 1585 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Phosphoric acid | 7664-38-2 | ORTHOPHOSPHORIC ACID | o-Phosphoric acid | Wc-reiniger | Acidum phosphoricum | Sonac | Phosphorsaeure | Evits | Acide phosphorique | Phosphoricum acidum | Acido fosforico | Phosphorsaeureloesungen | Fosforzuuroplossingen | Vococid | White phosphoric acid |
Specifications & Purity
75% (v/v)
Storage
Room temperature
Shipped In
FedEx DG Service
Names and Identifiers
Pubchem Sid528774355
Canonical SmilesOP(=O)(O)O
IUPAC Namephosphoric acid
InChIKeyNBIIXXVUZAFLBC-UHFFFAOYSA-N
INCHI1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)
Isomeric SMILES OP(=O)(O)O
WGK Germany 1
RTECS TB6300000
UN Number 1805
Packing Group III
Molecular Weight 98.00
Beilstein 1921286
Reaxy-Rn 1921286
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1921286&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
SuperclassHomogeneous non-metal compounds
ClassNon-metal oxoanionic compounds
SubclassNon-metal phosphates
Intermediate Tree Nodes Not available
Direct ParentNon-metal phosphates
Alternative Parents Inorganic oxides  
Molecular FrameworkNot available
Substituents Non-metal phosphate - Inorganic oxide
DescriptionThis compound belongs to the class of inorganic compounds known as non-metal phosphates. These are inorganic non-metallic compounds containing a phosphate as its largest oxoanion.
External Descriptors phosphoric acids
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
THRB Tclin Thyroid hormone receptor beta-1 (7926 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SRC Tclin Tyrosine-protein kinase SRC (10310 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OTC Tchem Ornithine carbamoyltransferase (24 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Lymphoblastoid cell (5959 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC16A1 Tchem Monocarboxylate transporter 1 (146 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
panE Ketopantoate reductase (28 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Fe(3+)-Zn(2+) purple acid phosphatase (65 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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.

2 results found

Lot NumberCertificate TypeDateItem
G2624124Certificate of AnalysisJul 31, 2026 P291651
L2205208Certificate of AnalysisJul 14, 2026 P291651
Chemical and Physical Properties
Boil Point(°C)158°C
Melt Point(°C)42.35°C
Molecular Weight97.995 g/mol
XLogP3-2.100
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Exact Mass97.9769 Da
Monoisotopic Mass97.9769 Da
Topological Polar Surface Area77.800 Ų
Heavy Atom Count5
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 Count1
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Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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