Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: CYCLOPENTENE, 3-CHLORO-
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Purity: 98.0%
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96-40-2

96-40-2 structure

Name: CYCLOPENTENE, 3-CHLORO-
Chemical Name: 3-Chlorocyclopentene
CAS Number: 96-40-2
Molecular Formula: C₅H₇Cl
Molecular Weight: 102.56200
Catalog: Biochemical Amino acids and their derivatives Other amino acid derivatives
Create Date: 2018-10-04 12:09:27
Modify Date: 2025-08-25 11:48:49

Name	3-Chlorocyclopentene
Synonyms	CYCLOPENTENE, 3-CHLORO- 3-chloro-cyclopentene Cyclopentene,3-chloro 2-cyclopenten-1-yl chloride 3-chloro-1-cyclopentene chlorocyclopent-2-ene 1-chloro-2-cyclopentene

Density	1.05g/cm3
Boiling Point	120.7ºC at 760mmHg
Molecular Formula	C₅H₇Cl
Molecular Weight	102.56200
Flash Point	8.7ºC
Exact Mass	102.02400
LogP	1.94380
Index of Refraction	1.483

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GY5976175

CHEMICAL NAME :: Cyclopentene, 3-chloro-

CAS REGISTRY NUMBER :: 96-40-2

LAST UPDATED :: 199712

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C5-H7-Cl

MOLECULAR WEIGHT :: 102.57

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570924

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570924 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 324 uL/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea Skin and Appendages - hair

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570924

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

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1440 ppm/4H

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Lungs, Thorax, or Respiration - dyspnea Skin and Appendages - dermatitis, other (after systemic exposure)

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570924

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 1010 uL/kg

TOXIC EFFECTS :: Liver - other changes Endocrine - other changes Skin and Appendages - dermatitis, other (after systemic exposure)

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570924

HS Code	2903890090

542-92-7

~66%

96-40-2

Literature: Coe, Diane M.; Parry, David M.; Roberts, Stanley M.; Storer, Richard Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1991 , # 10 p. 2373 - 2378

1755-01-7

96-40-2

Literature: Journal of the American Chemical Society, , vol. 49, p. 521

109391-80-2

~3%

3212-60-0

15131-55-2

96-40-2

Literature: Journal of Organic Chemistry, , vol. 52, # 18 p. 4086 - 4094

Precursor 3
542-92-7 1755-01-7 109391-80-2
DownStream 10
328-50-7 3212-60-0 14564-97-7 15131-55-2
2258-56-2 542-92-7 6627-83-4 108-95-2
26555-56-6 29106-32-9

HS Code	2903890090
Summary	2903890090. halogenated derivatives of cyclanic, cyclenic or cyclotherpenic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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