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258563

Sigma-Aldrich

2-Methylpentanal

98%

Synonym(s):

2-Methylvaleraldehyde

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About This Item

Linear Formula:
CH3CH2CH2CH(CH3)CHO
CAS Number:
123-15-9
Molecular Weight:
100.16
Beilstein/REAXYS Number:
1739423
EC Number:
204-605-2
MDL number:
MFCD00006986
UNSPSC Code:
12352100
PubChem Substance ID:
24855648
NACRES:
NA.22

vapor density

3.45 (vs air)

assay

98%

form

liquid

autoignition temp.

390 °F

refractive index

n20/D 1.401 (lit.)

bp

119-120 °C (lit.)

density

0.808 g/mL at 25 °C (lit.)

functional group

aldehyde

SMILES string

CCCC(C)C=O

InChI

1S/C6H12O/c1-3-4-6(2)5-7/h5-6H,3-4H2,1-2H3

Inchi Key

FTZILAQGHINQQR-UHFFFAOYSA-N

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General description

Cross-aldol condensation reaction of 2-methylpentanal with propanal to form 2,4-dimethylhept-2-enal has been investigated. Oxidation of 2-methylpentanal with azidotrimetlzylsilane and chromic anhydride in CH2Cl2 has been investigated.

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk_germany

WGK 1

flash_point_f

60.8 °F - closed cup

flash_point_c

16 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
MKCV0387
MKCT9503
MKCT6689
MKCN1937
MKCG7248

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Oxidation of aldehydes to acyl azides by chromic anhydride-azidotrimethylsilane.
Lee JG and Kwak KH.
Tetrahedron Letters, 33(22), 3165-3166 (1992)
Valentina Innamorato et al.
Food chemistry, 315, 126247-126247 (2020-02-02)
Three non-targeted methods, i.e. 1H NMR, LC-HRMS, and HS-SPME/MS-eNose, combined with chemometrics, were used to classify two table grape cultivars (Italia and Victoria) based on five quality levels (5, 4, 3, 2, 1). Grapes at marketable quality levels (5, 4
Sajjad Ahmad et al.
Drug design, development and therapy, 15, 1299-1313 (2021-04-02)
Organocatalytic asymmetric Michael addition is a strong approach for C-C bond formation. The objective of the study is to design molecules by exploiting the efficiency of Michael Adducts. We proceeded with the synthesis of Michael adducts by tailoring the substitution
Christian P Mehnert et al.
Chemical communications (Cambridge, England), (15), 1610-1611 (2002-08-13)
C9-aldehyde has been prepared via aldol condensation reactions in ionic liquid media; catalyst investigation showed enhanced product selectivity for the desired aldehyde in ionic liquid media than in conventional solvent systems.

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