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44344

Valeric acid

pharmaceutical impurity standard

Synonym(s):

Valproic acid impurity A (PhEur), n-Valeric acid, Pentanoic acid

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About This Item

Linear Formula:
CH3(CH2)3COOH
CAS Number:
109-52-4
Molecular Weight:
102.13
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329756496
EC Number:
203-677-2
Beilstein/REAXYS Number:
969454
MDL number:
MFCD00004413
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vapor density

3.5 (vs air)

Quality Segment

vapor pressure

0.15 mmHg ( 20 °C)

API family

valeric acid

assay

≥99.0% (GC)

autoignition temp.

707 °F

shelf life

limited shelf life, expiry date on the label

expl. lim.

7.6 %

impurities

≤5.0% water

refractive index

n20/D 1.408 (lit.)

bp

110-111 °C/10 mmHg (lit.), 185 °C (lit.)

mp

−20-−18 °C (lit.)

density

0.939 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

CCCCC(O)=O

InChI

1S/C5H10O2/c1-2-3-4-5(6)7/h2-4H2,1H3,(H,6,7)

InChI key

NQPDZGIKBAWPEJ-UHFFFAOYSA-N

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Storage Class

8A - Combustible corrosive hazardous materials

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Codes

H314,H412

Hazard Classifications

Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1B

WGK

WGK 1

Flash Point (°F)

192.2 °F - closed cup

Flash Point (°C)

89 °C - closed cup

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