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Merck
CN

04249

Potassium phosphate tribasic monohydrate

90%

Synonym(s):

tert-Potassium phosphate monohydrate, Tripotassium phosphate

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About This Item

Empirical Formula (Hill Notation):
K3O4P · H2O
CAS Number:
27176-10-9
Molecular Weight:
230.28
NACRES:
NA.22
PubChem Substance ID:
57646739
UNSPSC Code:
12352302
EC Number:
231-907-1
MDL number:
MFCD00150410
Assay:
90%
Form:
crystalline
Solubility:
water: soluble

Key Documents

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Product Name

Potassium phosphate tribasic monohydrate, 90%

InChI key

RMNIZOOYFMNEJJ-UHFFFAOYSA-K

InChI

1S/3K.H3O4P.H2O/c;;;1-5(2,3)4;/h;;;(H3,1,2,3,4);1H2/q3*+1;;/p-3

SMILES string

O.[K+].[K+].[K+].[O-]P([O-])([O-])=O

assay

90%

Quality Level

200

form

crystalline

impurities

≤0.002% heavy metals (as Pb)

loss

≤13% loss on ignition, 800 °C

solubility

water: soluble

anion traces

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤200 mg/kg

cation traces

Fe: ≤20 mg/kg

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Application

Potassium phosphate tribasic can be used in Suzuki-Miyaura cross-coupling reactions of γ-boronated esters with aromatic halides to synthesize regioselectively substituted amino esters with the retention of configurations.

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

hcodes

H318,H335

Hazard Classifications

Eye Dam. 1 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCN8886
BCCM7592
BCCM1559
BCCK1300
BCCK1299

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Regio-and Stereocontrolled Access to ?-Boronated Unsaturated Amino Esters and Derivatives from (Z)-Alkenyl 1, 2-Bis (boronates)
Sridhar T, et al.
The Journal of Organic Chemistry, 79(2), 783-789 (2013)
Damião Pergentino de Sousa et al.
Natural product communications, 10(11), 1893-1896 (2016-01-12)
Aromatic plants produce volatile substances with high therapeutic potential. In view of the need for new respiratory and cardiovascular system pharmacological agents, the present study reports on the spasmolytic activity of two enantiomers of carvone and limonene, constituents of essential

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