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Key Documents

128511

Sigma-Aldrich

2,2,4,4,6,8,8-Heptamethylnonane

98%

Synonym(s):

HMN

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About This Item

Linear Formula:
(CH3)3CCH2CH(CH3)CH2C(CH3)2CH2C(CH3)3
CAS Number:
Molecular Weight:
226.44
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

vapor density

7.9 (vs air)

Quality Level

vapor pressure

<1 mmHg ( 20 °C)

Assay

98%

form

liquid

refractive index

n20/D 1.439 (lit.)

bp

240 °C (lit.)

density

0.793 g/mL at 25 °C (lit.)

SMILES string

CC(CC(C)(C)C)CC(C)(C)CC(C)(C)C

InChI

1S/C16H34/c1-13(10-14(2,3)4)11-16(8,9)12-15(5,6)7/h13H,10-12H2,1-9H3

InChI key

VCLJODPNBNEBKW-UHFFFAOYSA-N

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Application

2,2,4,4,6,8,8-Heptamethylnonane was used to study the effects of loading and aging pyrene in soils. It was also used to study its long term effect on the cell surface hydrophobicity (CSH) of a hexane-degrading Pseudomonas aeruginosa strain and a toluene-degrading Pseudomonas putida strain.

Pictograms

Health hazard

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Asp. Tox. 1

Supplementary Hazards

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

215.6 °F - closed cup

Flash Point(C)

102 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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J Harder et al.
Biodegradation, 11(1), 55-63 (2001-02-24)
Plant volatile organic compounds are a major carbon source in nature. We studied the degradability of these substances by anaerobic microorganisms in enrichment cultures with representative essential oils as organic substrates and nitrate as electron acceptor. Lemon and pine needle
Maike F Dohrn et al.
Current opinion in neurology, 33(5), 568-574 (2020-08-17)
Hereditary motor neuropathies (HMN) comprise a broad genotypic and phenotypic spectrum of rare, progressively disabling diseases manifesting with length-dependent muscle weakness and atrophy. To date, more than half of the cases cannot be genetically explained. To provide symptomatic and disease-modifying
T Ikeda et al.
Xenobiotica; the fate of foreign compounds in biological systems, 18(11), 1271-1280 (1988-11-01)
1. Exposure of rats to 1% (w/w) of 2,2,4,4,6,8,8-heptamethylnonane in the diet for 2 weeks resulted in marked induction of liver peroxisome proliferation as judged from electron micrography, elevated activities of hepatic catalase (36%), cyanide-insensitive palmitoyl-CoA oxidase (10-fold), carnitine acetyl
S Veraldi et al.
Journal of the European Academy of Dermatology and Venereology : JEADV, 22(3), 290-296 (2008-02-14)
MAS064D (Sebclair) is a novel steroid-free cream containing multiple active ingredients. Objective of this pilot study was to evaluate the efficacy and safety of MAS064D in the treatment of mild to moderate SD of the face. Patients (n = 60)
Kathlyn M Kirkwood et al.
Biodegradation, 19(6), 785-794 (2008-02-27)
Mixed bacterial cultures aerobically transformed decalin (decahydronaphthalene) dissolved in an immiscible carrier phase (heptamethylnonane; HMN) in liquid medium. Conversion was enhanced in the presence of decane, a readily degraded n-alkane, and/or HMN. Four Rhodococcus spp. isolates purified from one of

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