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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Pentanal, 2,3-dimethyl-
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32749-94-3

32749-94-3 structure

32749-94-3 structure

Name: Pentanal, 2,3-dimethyl-
Chemical Name: 2,3-dimethylpentanal
CAS Number: 32749-94-3
Molecular Formula: C₇H₁₄O
Molecular Weight: 114.18500
Create Date: 2018-03-04 08:00:00
Modify Date: 2025-08-25 13:55:50

Name	2,3-dimethylpentanal
Synonyms	Einecs 251-193-5 2,3-dimethyl-valeraldehyd dimethyl-2,3 pentanal 2,3-dimethyl pentanal 2,3-dimethylvaleraldehyde Butanal,3-ethyl-2-methyl 2,3-Dimethylpentaldehyde Pentanal,2,3-dimethyl 2,3-dimethylpentan-1-al

Density	0.803 g/cm3
Boiling Point	134.5ºC at 760 mmHg
Melting Point	-110ºC
Molecular Formula	C₇H₁₄O
Molecular Weight	114.18500
Flash Point	58.3ºC
Exact Mass	114.10400
PSA	17.07000
LogP	1.86750
Index of Refraction	1.401

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YV3850000

CHEMICAL NAME :: Valeraldehyde, 2,3-dimethyl-

CAS REGISTRY NUMBER :: 32749-94-3

LAST UPDATED :: 199612

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C7-H14-O

MOLECULAR WEIGHT :: 114.21

WISWESSER LINE NOTATION :: VHY1&Y2&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Open irritation test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3540 uL/kg

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

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962

TYPE OF TEST :: LC - Lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >6000 ppm/4H

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

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 7100 uL/kg

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

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962

Risk Phrases	R10
Safety Phrases	16
RIDADR	UN 1989
Packaging Group	III
Hazard Class	3.2
HS Code	2912190090

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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