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Merck

8.00821

Pentanoic acid

for synthesis

Synonym(s):

Pentanoic acid, Valeric acid

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About This Item

Linear Formula:
CH3(CH2)3COOH
CAS Number:
Molecular Weight:
102.13
UNSPSC Code:
12352106
EC Index Number:
203-677-2
NACRES:
NA.22
MDL number:
Assay:
≥98.0% (GC)
Form:
liquid
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vapor pressure

0.3 hPa ( 20 °C)

Quality Segment

assay

≥98.0% (GC)

form

liquid

autoignition temp.

360 °C

potency

>2000 mg/kg LD50, skin (Rabbit)

expl. lim.

1.8-7.3 % (v/v)

pH

2.7 (20 °C, 40 g/L in H2O)

bp

186 °C/1013 hPa

mp

-32 °C

transition temp

flash point 86 °C

solubility

40 g/L

density

0.938 g/cm3 at 20 °C

storage temp.

2-30°C

SMILES string

OC(=O)CCCC

InChI

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

InChI key

NQPDZGIKBAWPEJ-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.938 - 0.940
Identity (IR): passes test


pictograms

Corrosion

signalword

Danger

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

hcodes

Storage Class

8A - Combustible corrosive hazardous materials


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Deleterious substance

pdsc

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

Group 4: Flammable liquids + Type 3 petroleums + Hazardous rank III + Water insoluble liquid

fsl



Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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