Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3-Chloro-2-butanone
Price: Check
Purity: 96.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 3-Chloro-2-butanone
Price: ￥1208.0/500g ￥238.0/100g
Purity: 97.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-Chloro-2-butanone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

4091-39-8

4091-39-8 structure

4091-39-8 structure

Name: 3-Chloro-2-butanone
Chemical Name: 3-Chloro-2-butanone
CAS Number: 4091-39-8
Molecular Formula: C₄H₇ClO
Molecular Weight: 106.551
Catalog: Chemical reagent Organic reagent Fatty ketone (including enol)
Create Date: 2018-05-07 08:00:00
Modify Date: 2025-08-24 18:52:09

Name	3-Chloro-2-butanone
Synonyms	EINECS 223-834-9 3-Chloro-2-butanone MFCD00000865 1-Acetyl-1-Chloroethane 2-Butanone, 3-chloro- 3-chlorobutan-2-one 1-Chloroethyl Methyl Ketone

Density	1.0±0.1 g/cm3
Boiling Point	114.7±8.0 °C at 760 mmHg
Melting Point	<-60ºC
Molecular Formula	C₄H₇ClO
Molecular Weight	106.551
Flash Point	21.1±0.0 °C
Exact Mass	106.018539
PSA	17.07000
LogP	0.77
Vapour Pressure	19.7±0.2 mmHg at 25°C
Index of Refraction	1.406
Water Solubility	3 g/100 mL

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EL7062000

CHEMICAL NAME :: 2-Butanone, 3-chloro-

CAS REGISTRY NUMBER :: 4091-39-8

LAST UPDATED :: 199712

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C4-H7-Cl-O

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 810 mg/kg

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

REFERENCE :: TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479, Russia) History Unknown Volume(issue)/page/year: (2),34,1996

Symbol	GHS02, GHS07
Signal Word	Warning
Hazard Statements	H226-H302
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xn:Harmful;
Risk Phrases	R10;R20/21/22;R36/37/38
Safety Phrases	S16-S36/37/39-S26
RIDADR	UN 1224 3/PG 3
WGK Germany	3
RTECS	EL7062000
Packaging Group	III
Hazard Class	3
HS Code	2942000000

Precursor 9
78-93-3 4461-41-0 22596-46-9 6203-88-9
61628-46-4 4812-23-1 75-07-0 563-84-8
56-23-5
DownStream 10
3581-91-7 598-78-7 4906-24-5 40789-98-8
91061-42-6 513-86-0 22796-26-5 2028-33-3
20662-83-3 21326-62-5

HS Code	2914700090
Summary	HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

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