DC Chemicals Limited
China
Product Name: 4-cyclopentene-1,3-dione
Price: ￥Inquiry/100mg ￥Inquiry/250mg ￥Inquiry/1g ￥220.0/10ml
Purity: 98.0%
Stocking Period: 10 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

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

930-60-9

930-60-9 structure

Name: 2-Cyclopentene-1,4-dione
Chemical Name: cyclopent-4-ene-1,3-dione
CAS Number: 930-60-9
Molecular Formula: C₅H₄O₂
Molecular Weight: 96.084
Create Date: 2018-07-02 17:27:37
Modify Date: 2025-08-23 18:51:40

Name	cyclopent-4-ene-1,3-dione
Synonyms	1,3-cyclopentenedione MFCD00001404 cyclopent-2-ene-1,4-dione 2-Cyclopentene-1,4-dione 4-Cyclopentene-1,3-dione Cyclopent-4-ene-1,3-dione Maleimide-Related Compound 10 2-cyclopentene-1,4-dial EINECS 213-219-3 4-cyclopentenone-1,3-dione

Density	1.3±0.1 g/cm3
Boiling Point	226.3±0.0 °C at 760 mmHg
Melting Point	34-36ºC(lit.)
Molecular Formula	C₅H₄O₂
Molecular Weight	96.084
Flash Point	83.9±0.0 °C
Exact Mass	96.021126
PSA	34.14000
LogP	-1.22
Vapour Pressure	0.1±0.4 mmHg at 25°C
Index of Refraction	1.523
Storage condition	2-8°C

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H317
Precautionary Statements	P280
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xi: Irritant;Xn: Harmful;
Risk Phrases	37-43-22
Safety Phrases	23-36/37
RIDADR	UN 1759
Packaging Group	III
HS Code	2914299000

29783-26-4

930-60-9

Literature: Organic Syntheses, , vol. Coll. Vol. IV, p. 324 Journal of the American Chemical Society, , vol. 81, p. 4920,4924

4157-01-1

930-60-9

Literature: Pharmazie, , vol. 50, # 9 p. 589 - 592

4056-67-1

~28%

930-60-9

Literature: Shestak; Novikov; Prokof'eva; Chaikina Pharmaceutical Chemistry Journal, 1999 , vol. 33, # 12 p. 631 - 634

108-28-1

~61%

463-49-0

930-60-9

74-99-7

Literature: Tetrahedron Letters, , vol. 22, # 37 p. 3597 - 3600

542-92-7

930-60-9

Literature: Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , vol. 22, p. 570 - 573 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , vol. 22, # 3 p. 596 - 599

Precursor 5
29783-26-4 4157-01-1 4056-67-1 108-28-1
542-92-7
DownStream 10
488-86-8 3859-41-4 4683-50-5 28566-12-3
25404-15-3 29783-26-4 34506-76-8 34428-29-0
34428-34-7 22627-70-9

HS Code	2914299000
Summary	2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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