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Phosphoric acid

SIGALD/30417 - puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥85%

Synonym: Orthophosphoric acid

CAS Number: 7664-38-2
Empirical Formula (Hill Notation): H3O4P
Molecular Weight: 98.00
EC Number: 231-633-2
MDL Number: MFCD00011340
Linear Formula: H3PO4
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-30417-1L 1 L
$242.00
1/EA
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45-30417-2.5L 2.5 L
$389.00
1/EA
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agency reag. ISO
  reag. Ph. Eur.
  USP/NF
anion traces chloride (Cl-): ≤2 mg/kg
  fluoride (F-): ≤1 mg/kg
  nitrate (NO3-): ≤3 mg/kg
  phosphite, hypophosphite (as H3PO3): ≤20 mg/kg
  phosphite, hypophosphite (as H3PO3): in accordance
  sulfate (SO42-): ≤30 mg/kg
assay ≥85%
bp 158 °C (lit.)
cation traces As: ≤0.5 mg/kg
  Ca: ≤10 mg/kg
  Cd: ≤1 mg/kg
  Co: ≤1 mg/kg
  Cr: ≤1 mg/kg
  Cu: ≤1 mg/kg
  Fe: ≤5 mg/kg
  K: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤0.5 mg/kg
  Na: ≤20 mg/kg
  Ni: ≤1 mg/kg
  Pb: ≤1 mg/kg
  Sb: ≤2 mg/kg
  Zn: ≤2 mg/kg
density 1.685 g/mL at 25 °C (lit.)
form liquid
grade ACS reagent
  puriss. p.a.
impurities reducing impurities, in accordance
  residual solvents, in accordance
  substances precipitated by ammonia, in accordance
  ≤0.001% heavy metals (as Pb)
  ≤0.001% in water insoluble matters
  ≤0.001% KMnO4 red. matter (as O)
  ≤0.001% volatile acids (as CH3COOH)
InChI 1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)
InChI key NBIIXXVUZAFLBC-UHFFFAOYSA-N
mp ~40 °C (lit.)
Quality Level 200 
SMILES string OP(O)(O)=O
suitability passes test for appearance of solution
vapor density 3.4 (vs air)
vapor pressure 2.2 mmHg ( 20 °C)
  5 mmHg ( 25 °C)
Application:

  • Cooperative Rh/Achiral Phosphoric Acid-Enabled [3+3] Cycloannulation of Carbonyl Ylides with Quinone Monoimines: Synthesis of Benzofused Dioxabicyclo[3.2.1]octane Scaffolds.: This study demonstrates the catalytic role of phosphoric acid in a [3+3] cycloannulation reaction, enabling the efficient synthesis of complex organic scaffolds (Tu et al., 2024 ).

Other Notes: Concentrated phosphoric acid is approx. 85% H3PO4 (aqueous).
Other Notes: The article number 30417-4X2.5L will be discontinued. Please order the single bottle 30417-2.5L which is physically identical with the same exact specifications.
The article number 30417-4X2.5L-M will be discontinued. Please order the single bottle 30417-2.5L-M which is physically identical with the same exact specifications.
The article number 30417-6X1L will be discontinued. Please order the single bottle 30417-1L which is physically identical with the same exact specifications.
The article number 30417-6X1L-M will be discontinued. Please order the single bottle 30417-1L-M which is physically identical with the same exact specifications.
Symbol GHS05  GHS05
Signal word Warning
Hazard statements H290
Precautionary statements P234 - P390
Hazard Codes C
Risk Statements 34
Safety Statements 26-45
RIDADR UN 1805 8 / PGIII
WGK Germany WGK 1
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity ≥85%
bp 158 °C (lit.)
mp ~40 °C (lit.)
Density 1.685 g/mL at 25 °C (lit.)
UNSPSC 12352106

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