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Merck

30755-M

Perchloric acid

puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., 70.0-72.0%

Synonym(s):

PCA

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About This Item

Linear Formula:
HClO4
CAS Number:
7601-90-3
Molecular Weight:
100.46
NACRES:
NA.21
PubChem Substance ID:
329753578
UNSPSC Code:
12352106
MDL number:
MFCD00011325
Assay:
70.0-72.0%
Form:
liquid

Key Documents

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Quality Level

100

agency

USP/NF, reag. ISO, reag. Ph. Eur.

grade

ACS reagent, puriss. p.a.

assay

70.0-72.0%

form

liquid

impurities

≤0.00005% free chlorine (Cl), ≤0.0001% heavy metals (as Pb), ≤0.001% total nitrogen (N)

ign. residue

≤0.003% (as SO4)

color

APHA: ≤10

density

1.670 g/cm3

anion traces

chlorate (ClO3-): ≤0.001%, chloride (Cl-): ≤0.0003%, phosphate, silicate (as SiO2): ≤0.0005%, sulfate (SO42-): ≤0.001%

SMILES string

OCl(=O)(=O)=O

cation traces

Tl: ≤0.000005%, Ag: ≤0.00001%, Al: ≤0.000005%, As: ≤0.000005%, Ba: ≤0.000002%, Be: ≤0.000002%, Bi: ≤0.00001%, Ca: ≤0.00005%, Cd: ≤0.000005%, Co: ≤0.000005%, Cu: ≤0.00001%, Fe: ≤0.0001%, Ge: ≤0.000005%, K: ≤0.00001%, Li: ≤0.000002%, Mg: ≤0.00005%, Mn: ≤0.000002%, Mo: ≤0.000005%, Ni: ≤0.00001%, Pb: ≤0.000005%, Sr: ≤0.000002%, Ti: ≤0.00001%, V: ≤0.000005%, Zn: ≤0.00001%, Zr: ≤0.00001%

InChI

1S/ClHO4/c2-1(3,4)5/h(H,2,3,4,5)

InChI key

VLTRZXGMWDSKGL-UHFFFAOYSA-N

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Application

Perchloric acid is a strong acid that can be used as a reagent in the oxidative esterification of aldehydes. It can also be used as a catalyst for the condensation of amines and aldehydes to synthesize arylimines.

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Ox. Liq. 1 - Skin Corr. 1A - STOT RE 2

target_organs

Thyroid

Storage Class

5.1A - Strongly oxidizing hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
STBL2751
SDBB7153
SDBB1778
SDBB5398
SDBB5397

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Peroxovanadium-catalyzed oxidative esterification of aldehydes
Gopinath R, et al.
The Journal of Organic Chemistry, 68, 2944-2947 (2003)
Alexander Duscha et al.
Cell, 180(6), 1067-1080 (2020-03-12)
Short-chain fatty acids are processed from indigestible dietary fibers by gut bacteria and have immunomodulatory properties. Here, we investigate propionic acid (PA) in multiple sclerosis (MS), an autoimmune and neurodegenerative disease. Serum and feces of subjects with MS exhibited significantly
Taro Takami et al.
Cancer research, 67(20), 9844-9851 (2007-10-19)
Hepatocyte growth factor (HGF) has been reported to have both positive and negative effects on carcinogenesis. Here, we show that the loss of c-Met signaling in hepatocytes enhanced rather than suppressed the early stages of chemical hepatocarcinogenesis. c-Met conditional knockout

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