Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-Methylundecanal
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Methylundecanal
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

110-41-8

110-41-8 structure

110-41-8 structure

Name: 2-Methylundecanal
Chemical Name: 2-methylundecanal
CAS Number: 110-41-8
Molecular Formula: C₁₂H₂₄O
Molecular Weight: 184.318
Catalog: Flavors and spices Synthetic spice Aldehyde Acyclic aliphatic aldehyde
Create Date: 2018-03-25 08:00:00
Modify Date: 2025-08-25 23:03:11

Name	2-methylundecanal
Synonyms	2-methyl-undecanal Aldehyde M.N.A. Aldehyde C-12 Methyl-n-nonylacetaldehyde Methyl-nonyl-acetaldehyd Methyl n-nonyl acetic aldehyde methyl-nonyl-acetaldehyde Methyl N-nonylacetaldehyde UNII-S94QNS2VY5 Methyl n-nonyl acetaldehyde Methylnonylacetaldehyde MFCD00006990 2-Methyl-1-undecanal 2-Methylhendecanal Methylnonylacetic aldehyde UNDECANAL,2-METHYL Undecanal, 2-methyl- FEMA 2749 EINECS 203-765-0

Density	0.8±0.1 g/cm3
Boiling Point	171.0±0.0 °C at 760 mmHg
Molecular Formula	C₁₂H₂₄O
Molecular Weight	184.318
Flash Point	93.3±0.0 °C
Exact Mass	184.182709
PSA	17.07000
LogP	4.97
Vapour Pressure	1.4±0.3 mmHg at 25°C
Index of Refraction	1.429

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YQ1509000

CHEMICAL NAME :: Undecanal, 2-methyl-

CAS REGISTRY NUMBER :: 110-41-8

BEILSTEIN REFERENCE NO. :: 1758291

LAST UPDATED :: 199710

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C12-H24-O

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 11,485,1973

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >10 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 11,485,1973 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5068 No. of Facilities: 2029 (estimated) No. of Industries: 7 No. of Occupations: 9 No. of Employees: 16569 (estimated) No. of Female Employees: 11794 (estimated)

Safety Phrases	S24/25
WGK Germany	1
RTECS	YQ1509000
HS Code	2912190090

Precursor 7
68141-17-3 821-95-4 201230-82-2 10522-26-6
124-11-8 123-38-6 124324-20-5
DownStream 10
10522-26-6 1208234-07-4 1208234-08-5 24323-25-9
1120-21-4 18516-37-5 68141-17-3 61539-83-1
61868-05-1 55955-69-6

HS Code	2912190090
Summary	2912190090 acyclic aldehydes without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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