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ChemicalBook >> CAS DataBase List >> Isovaleric acid

Isovaleric acid

Isovaleric acid price.
  • $5 - $31311.7
  • Product name: Isovaleric acid
  • CAS: 503-74-2
  • MF: C5H10O2
  • MW: 102.13
  • EINECS:207-975-3
  • MDL Number:MFCD00002726
  • Synonyms:AKOS BBS-00003796;RARECHEM AL BO 0154;3-Methylbuttersαure ;3-methyl-butyricaci ;3-Methyl-n-butyricacid ;Acetic acid, isopropyl-;Aceticacid,isopropyl- ;isopropyl-aceticaci
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  • Manufactureraablocks
  • Product numberAA003R30
  • Product description3-methylbutanoic acid 98%
  • Packaging10g
  • Price$9
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003R30
  • Product description3-methylbutanoic acid 98%
  • Packaging25g
  • Price$12
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003R30
  • Product description3-methylbutanoic acid 98%
  • Packaging100g
  • Price$23
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003R30
  • Product description3-methylbutanoic acid 98%
  • Packaging500g
  • Price$31
  • Updated2026-05-28
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  • ManufacturerAK Scientific
  • Product numberJ53360
  • Product descriptionIsovaleric Acid
  • Packaging100g
  • Price$59
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA314672
  • Product description3-Methylbutanoicacid 98%
  • Packaging500g
  • Price$28
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA314672
  • Product description3-Methylbutanoicacid 98%
  • Packaging100g
  • Price$10
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA314672
  • Product description3-Methylbutanoicacid 98%
  • Packaging10g
  • Price$5
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA314672
  • Product description3-Methylbutanoicacid 98%
  • Packaging25g
  • Price$6
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA314672
  • Product description3-Methylbutanoicacid 98%
  • Packaging1kg
  • Price$42
  • Updated2021-12-16
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  • ManufacturerArctom
  • Product numberHY-W012980R
  • Product descriptionIsovaleric acid (Standard) 99.81%
  • Packaging25mg
  • Price$42
  • Updated2026-05-26
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  • ManufacturerArctom
  • Product numberHY-W012980R
  • Product descriptionIsovaleric acid (Standard) 99.81%
  • Packaging50mg
  • Price$65
  • Updated2026-05-26
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  • ManufacturerArctom
  • Product numberHY-W012980R
  • Product descriptionIsovaleric acid (Standard) 99.81%
  • Packaging100mg
  • Price$98
  • Updated2026-05-26
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  • ManufacturerArctom
  • Product numberHY-W012980R
  • Product descriptionIsovaleric acid (Standard) 99.81%
  • Packaging250mg
  • Price$161
  • Updated2026-05-26
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  • ManufacturerArctom
  • Product numberHY-W012980R
  • Product descriptionIsovaleric acid (Standard) 99.81%
  • Packaging500mg
  • Price$224
  • Updated2026-05-26
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  • ManufacturerAtlantic Research Chemicals
  • Product numberAN021393
  • Product descriptionIsovaleric acid 95
  • Packaging5g
  • Price$7.62
  • Updated2026-05-23
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Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003R30 3-methylbutanoic acid 98% 10g $9 2026-05-28 Buy
aablocks AA003R30 3-methylbutanoic acid 98% 25g $12 2026-05-28 Buy
aablocks AA003R30 3-methylbutanoic acid 98% 100g $23 2026-05-28 Buy
aablocks AA003R30 3-methylbutanoic acid 98% 500g $31 2026-05-28 Buy
AK Scientific J53360 Isovaleric Acid 100g $59 2021-12-16 Buy
Ambeed A314672 3-Methylbutanoicacid 98% 500g $28 2021-12-16 Buy
Ambeed A314672 3-Methylbutanoicacid 98% 100g $10 2021-12-16 Buy
Ambeed A314672 3-Methylbutanoicacid 98% 10g $5 2021-12-16 Buy
Ambeed A314672 3-Methylbutanoicacid 98% 25g $6 2021-12-16 Buy
Ambeed A314672 3-Methylbutanoicacid 98% 1kg $42 2021-12-16 Buy
Arctom HY-W012980R Isovaleric acid (Standard) 99.81% 25mg $42 2026-05-26 Buy
Arctom HY-W012980R Isovaleric acid (Standard) 99.81% 50mg $65 2026-05-26 Buy
Arctom HY-W012980R Isovaleric acid (Standard) 99.81% 100mg $98 2026-05-26 Buy
Arctom HY-W012980R Isovaleric acid (Standard) 99.81% 250mg $161 2026-05-26 Buy
Arctom HY-W012980R Isovaleric acid (Standard) 99.81% 500mg $224 2026-05-26 Buy
Atlantic Research Chemicals AN021393 Isovaleric acid 95 5g $7.62 2026-05-23 Buy

Properties

Melting point :-29 °C (lit.)
Boiling point :175-177 °C (lit.)
Density :0.925 g/mL at 20 °C (lit.)
vapor pressure :0.38 mm Hg ( 20 °C)
FEMA :3102 | ISOVALERIC ACID
refractive index :n20/D 1.403(lit.)
Flash point :159 °F
storage temp. :Store below +30°C.
solubility :48g/l
form :Liquid
pka :4.77(at 25℃)
color :Clear colorless to slightly yellow
Specific Gravity :0.928 (20/20℃)
Odor :at 1.00 % in propylene glycol. sour stinky feet sweaty cheese tropical
PH :3.92(1 mM solution);3.4(10 mM solution);2.89(100 mM solution);
explosive limit :1.5-6.8%(V)
Odor Type :cheesy
biological source :synthetic
Water Solubility :25 g/L (20 ºC)
Merck :14,5231
JECFA Number :259
BRN :1098522
Henry's Law Constant :2.7×101 mol/(m3Pa) at 25℃, Kim and Kim (2016)
Dielectric constant :2.6(20℃)
Major Application :flavors and fragrances
Cosmetics Ingredients Functions :PERFUMING
InChI :1S/C5H10O2/c1-4(2)3-5(6)7/h4H,3H2,1-2H3,(H,6,7)
InChIKey :GWYFCOCPABKNJV-UHFFFAOYSA-N
SMILES :CC(C)CC(O)=O
LogP :1.7 at 25℃
CAS DataBase Reference :503-74-2(CAS DataBase Reference)
NIST Chemistry Reference :Butanoic acid, 3-methyl-(503-74-2)
EPA Substance Registry System :Isovaleric acid (503-74-2)

Safety Information

Symbol(GHS): Corrosion (GHS05)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P363 Wash contaminated clothing before reuse.

Description

A molecular entity capable of donating a hydron to an acceptor (Bronsted base). It is a favorable carbon source for cell growth. Moreover, it is a promising odor indicator.

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