Shanghai Nianxing Industrial Co., Ltd
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Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
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Product Name: 4-Chlorobutyryl chloride
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: 4-Chlorobutyryl chloride
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Purity: 99.0%
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4635-59-0

4635-59-0 structure

4635-59-0 structure

Name: 4-Chlorobutyryl chloride
Chemical Name: 4-Chlorobutyryl chloride
CAS Number: 4635-59-0
Molecular Formula: C₄H₆Cl₂O
Molecular Weight: 140.996
Catalog: Chemical reagent Organic reagent Acid halide
Create Date: 2018-03-20 08:00:00
Modify Date: 2026-06-30 16:30:46

Name	4-Chlorobutyryl chloride
Synonyms	4-CHLOROBUTYROYL CHLORIDE 4-chloro-butyrylchlorid 4-CHLOROBUTRYL CHLORIDE MFCD00000754 4-Chlorobutyryl chlo 4 CHLORO BUTRYL CHLORIDE(4-CBC) Butanoyl chloride, 4-chloro Chlorobutyrylchloride 4-Chlorobutyrylcy Chloride 4-chloro-butanoylchlorid 4-CHLOROBUTANOYLCHLORIDE 4-C4-CHLOROBUTYRYL CHLORIDE 5. 4-Chlorobutyryl Chloride 4-Chlorobutyryl chloride, ML 4-CBC 4-CHLOROBUTYRIC ACID CHLORIDE gamma-chlorobutyrylchloride 4-Chlorobutanoyl chloride 4-CHLOROBUTANOIC CHLORIDE 4-chloroprene chloride 4-Chlorobutyl chloride EINECS 225-059-1 gamma-chlorobutyroylchloride gamma-Chloro-n-butyryl chloride 4-CHLOROBUTYRYL CHLORIDE 4-Chlorobutanoic acid chloride MONA-002 Levetiracetam Impurity 33 4-CHLOROBUTYRYL CHLORIDE Extra 1,4-Dichloro-1-butanone γ-Chlorobutyryl chloride 4-Chlorobutyrylchloride 4-Chlorobutyryl 4-Chlorbutyrylchlorid orobutyryL 4-Chlorobutyryl chloride (4-CBC) 4-ChlorobutyrylChloride (4-chlorobutanoyl)chloranuide gamma-Chlorobutyryl chloride A synthetic chloride 4 R-CHLOROBUTYRYL CHLORIDE γ-chloro-butyryl chloride γ-chloro-butyryl chloride 4-ChlorobutyrylChloride>

Density	1.2±0.1 g/cm3
Boiling Point	174.3±13.0 °C at 760 mmHg
Melting Point	-47 °C
Molecular Formula	C₄H₆Cl₂O
Molecular Weight	140.996
Flash Point	70.2±20.2 °C
Exact Mass	139.979568
PSA	17.07000
LogP	1.44
Vapour Pressure	1.2±0.3 mmHg at 25°C
Index of Refraction	1.442

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EM1406000

CHEMICAL NAME :: Butanoyl chloride, 4-chloro-

CAS REGISTRY NUMBER :: 4635-59-0

LAST UPDATED :: 199710

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C4-H6-Cl2-O

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 650 mg/m3/4H

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - respiratory depression Skin and Appendages - hair Nutritional and Gross Metabolic - weight loss or decreased weight gain

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570772

Symbol	GHS05, GHS06
Signal Word	Danger
Hazard Statements	H302-H314-H330
Precautionary Statements	P260-P280-P284-P305 + P351 + P338-P310
Personal Protective Equipment	Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	C:Corrosive
Risk Phrases	R22;R23;R35
Safety Phrases	S26-S28-S36/37/39-S45-S28A
RIDADR	UN 3390 6.1/PG 1
WGK Germany	1
RTECS	EM1406000
Packaging Group	II
Hazard Class	6.1
HS Code	29159080

Precursor 9
96-48-0 627-00-9 141-75-3 201230-82-2
75-19-4 71-43-2 107-92-6 75-44-5
98-07-7
DownStream 10
109480-78-6 102767-31-7 40877-19-8 43076-61-5
3153-36-4 3153-37-5 3874-54-2 6072-57-7
36151-44-7 43076-59-1

HS Code	2915900090
Summary	2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

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