Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,4-Methylenedioxyphenyl ethyl ketone
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,4-(Methylenedioxy)propiophenone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 28281-49-4
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

28281-49-4

28281-49-4 structure

28281-49-4 structure

Name: 3,4-Methylenedioxyphenyl ethyl ketone
Chemical Name: 1-(1,3-benzodioxol-5-yl)propan-1-one
CAS Number: 28281-49-4
Molecular Formula: C₁₀H₁₀O₃
Molecular Weight: 178.18500
Create Date: 2018-02-24 08:00:00
Modify Date: 2025-08-25 18:06:52

Name	1-(1,3-benzodioxol-5-yl)propan-1-one
Synonyms	3′,4′-(Methylenedioxy)propiophenone 3',4'-Methylenedioxypropiophenone 5-propionyl-1,3-benzodioxole 1-(Benzo[d][1,3]dioxol-5-yl)propan-1-one MFCD00016652 EINECS 248-937-6

Density	1,21 g/cm3
Boiling Point	165-168°C 20mm
Melting Point	34-36°C
Molecular Formula	C₁₀H₁₀O₃
Molecular Weight	178.18500
Flash Point	165-168°C/20mm
Exact Mass	178.06300
PSA	35.53000
LogP	2.00800
Vapour Pressure	0.000771mmHg at 25°C
Index of Refraction	1.546

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UC0440600

CHEMICAL NAME :: 1-Propanone, 1-(1,3-benzodioxol-5-yl)-

CAS REGISTRY NUMBER :: 28281-49-4

LAST UPDATED :: 199706

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C10-H10-O3

MOLECULAR WEIGHT :: 178.20

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2150 mg/kg

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

REFERENCE :: PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 21,341,1987

Hazard Codes	Xn
Risk Phrases	R33
Safety Phrases	S26-S37
RTECS	UC0440600
HS Code	2932999099

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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