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HCID 111470Erstellt: 27. Oktober 2026

8-Methylnonanoic acid

Isocapric Acid · UNII:LW5786QCKT · ISODECANOIC ACID · 8-METHYLNONANOIC ACID · 8-Methylpelargonic acid · Nonanoic acid, 8-methyl- · 8-Methylnonanoic acid,97% · 8-METHYLNONANOIC ACID 97%

https://huagongshe.com/de/chemical/111470

Molekülstruktur von 8-Methylnonanoic acid

Identifikatoren & physikalische Daten

CAS No.26403-17-8
SummenformelC10H20O2
Durchschnittliche Molmasse172,26 g/mol
Monoisotopische Masse172,14632988 g/mol
SMILESCC(C)CCCCCCC(=O)O
InChIKeyOAOABCKPVCUNKO-UHFFFAOYSA-N
PubChem CID111470
ChEBICHEBI:176811
EC No.247-673-9
DTXSIDDTXSID1067207

Chemische & physikalische Eigenschaften

XLogP3,8
Polarare Oberfläche (TPSA)37,3
H-Brücken-Donoren1
H-Brücken-Akzeptoren2
Frei drehbare Bindungen7
Schwere Atome12
Formalladung0
Komplexität119
StoffklassenOther Classes -> Organic Acids
LipideFatty Acyls [FA] -> Fatty Acids and Conjugates [FA01] -> Branched fatty acids [FA0102]
Physical DescriptionClear liquid[ExxonMobil MSDS]
Schmelzpunkt15-19 °C
Siedepunkt118-120 °C (2 mmHg)
Dichte0.9047 (rough estimate)
Brechungsindex1.433-1.435
Lagerbedingungen−20°C
LöslichkeitChloroform (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly)
AggregatzustandLiquid
pKa (Säurekonstante)4.78±0.10(Predicted)
FarbeClear colorless to yellow
InChIInChI=1S/C10H20O2/c1-9(2)7-5-3-4-6-8-10(11)12/h9H,3-8H2,1-2H3,(H,11,12)
InChIKeyOAOABCKPVCUNKO-UHFFFAOYSA-N
SMILESC(O)(=O)CCCCCCC(C)C
CAS Datenbank5963-14-4

Sicherheit & Vorschriften

GHS-EinstufungThis chemical does not meet GHS hazard criteria for 33.3% (1 of 3) of reports.WarningH315 (66.7%): Causes skin irritation [Warning Skin corrosion/irritation]P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 3 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Regulatorische InformationenChemical: Isodecanoic acidIsodecanoic acid: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
GefahrenübersichtAn eye irritant that may cause injury on prolonged contactHigh vapor concentrations cause eye and respiratory tract irritationAn aspiration hazard by ingestion (may cause lung injury)[ExxonMobil MSDS]
Hazard Classes and CategoriesSkin Irrit. 2 (66.7%)
Zollcode29159000
R-Sätze (R)36/37/38
GefahrensymboleXi
Sicherheitshinweise (S)37/39-26

Anwendungen & Verwendung

Beschreibung

Isodecanoic acid is produced by oxidizing the mixture of aldehydes obtained from tripropylene in the oxo process. It is used in drying agents, PVC stabilizers, and alkyd resins; the copper salt is a wood preservative. Isodecanoic acid may be replaced by versatic acid 10 or neodecanoic acid.

Verwenden

Intermediate for metal salts, ester type lubricants, plasticizers.