1-Penten-3-one, 1- (4-methoxyphenyl)-

Modify Date: 2025-08-23 11:30:28

1-Penten-3-one, 1- (4-methoxyphenyl)- structure	Common Name	1-Penten-3-one, 1- (4-methoxyphenyl)-
	CAS Number	104-27-8	Molecular Weight	190.238
	Density	1.0±0.1 g/cm3	Boiling Point	333.2±17.0 °C at 760 mmHg
	Molecular Formula	C₁₂H₁₄O₂	Melting Point	N/A
	MSDS	Chinese USA	Flash Point	151.5±14.5 °C

Name	1-(p-Methoxyphenyl)-1-penten-3-one
Synonym	More Synonyms

Density	1.0±0.1 g/cm3
Boiling Point	333.2±17.0 °C at 760 mmHg
Molecular Formula	C₁₂H₁₄O₂
Molecular Weight	190.238
Flash Point	151.5±14.5 °C
Exact Mass	190.099380
PSA	26.30000
LogP	2.65
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.542
InChIKey	SLDQOBRACOQXGE-QPJJXVBHSA-N
SMILES	CCC(=O)C=Cc1ccc(OC)cc1

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SB3927000

CHEMICAL NAME :: 1-Penten-3-one, 1-(p-methoxyphenyl)-

CAS REGISTRY NUMBER :: 104-27-8

BEILSTEIN REFERENCE NO. :: 3197137

LAST UPDATED :: 199709

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C12-H14-O2

MOLECULAR WEIGHT :: 190.26

WISWESSER LINE NOTATION :: Q1R C1U1V2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,863,1979 ** 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: 17,863,1979

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

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: 17,863,1979

Hazard Codes	Xi
Risk Phrases	43
Safety Phrases	36/37
HS Code	2914509090

1-(4-methoxyphe...

CAS#:130489-98-4

~80%

1-Penten-3-one,...

CAS#:104-27-8

Literature: Tetrahedron Letters, , vol. 31, # 31 p. 4497 - 4500

1-Penten-3-one

CAS#:1629-58-9

1-methoxy-4-(4-...

CAS#:65365-76-6

~32%

1-(p-tolyl)pent...

CAS#:69849-80-5

1-Penten-3-one,...

CAS#:104-27-8

Literature: Tetrahedron Letters, , vol. 50, # 40 p. 5589 - 5595

4-Methoxybenzal...

CAS#:123-11-5

2-Butanone

CAS#:78-93-3

1-Penten-3-one,...

CAS#:104-27-8

Literature: Bulletin of the Chemical Society of Japan, , vol. 2, p. 54,55 Sci. Rep. Tohoku Univ., Ser. 1: Phys., Chem., Astron., vol. 16, p. 535,537 Chem. Zentralbl., 1927 I,2730; II,1471

Precursor 5
CAS#:130489-98-4 1-(4-methoxyphe... CAS#:1629-58-9 1-Penten-3-one CAS#:65365-76-6 1-methoxy-4-(4-... CAS#:123-11-5 4-Methoxybenzal...
CAS#:78-93-3 2-Butanone
DownStream 2
CAS#:5440-80-2 3-Pentanone,1-(... CAS#:61696-84-2 2-[(4-methoxyph...

HS Code	2914509090
Summary	HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

1-Penten-3-one, 1- (p-methoxyphenyl)-

EINECS 203-190-5

(1E)-1-(4-Methoxyphenyl)pent-1-en-3-one

1-Penten-3-one, 1- (4-methoxyphenyl)-

1-(4-Methoxyphenyl)-1-penten-3-one

(1E)-1-(4-Methoxyphenyl)-1-penten-3-one

1-Penten-3-one, 1-(4-methoxyphenyl)-, (1E)-

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1-Penten-3-one, 1- (4-methoxyphenyl)-
Price: Check
Purity: 97.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-(p-Methoxyphenyl)-1-penten 3-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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1-Penten-3-one, 1- (4-methoxyphenyl)-

Names

Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Precursor & DownStream

Customs

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.