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

4056-78-4

4056-78-4 structure

Name: Norcamphoric acid
Chemical Name: Cyclopentane-1,3-dicarboxylic acid
CAS Number: 4056-78-4
Molecular Formula: C₇H₁₀O₄
Molecular Weight: 158.152
Create Date: 2018-06-29 08:32:04
Modify Date: 2025-09-10 01:03:47

Name	Cyclopentane-1,3-dicarboxylic acid
Synonyms	(1R,3S)-Cyclopentane-1,3-dicarboxylic acid Norcamphoric acid 1,3-Cyclopentanedicarboxylic acid, (1R,3S)- cis-1,3-Dicarboxycyclopentane norcamphoricacid (1R,3S)-1,3-Cyclopentanedicarboxylic acid

Density	1.4±0.1 g/cm3
Boiling Point	320.7±25.0 °C at 760 mmHg
Melting Point	320.7C
Molecular Formula	C₇H₁₀O₄
Molecular Weight	158.152
Flash Point	161.9±19.7 °C
Exact Mass	158.057907
PSA	74.60000
LogP	-0.10
Vapour Pressure	0.0±1.5 mmHg at 25°C
Index of Refraction	1.535
Storage condition	2~8℃

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GY4025000

CHEMICAL NAME :: 1,3-Cyclopentanedicarboxylic acid

CAS REGISTRY NUMBER :: 4056-78-4

LAST UPDATED :: 199012

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C7-H10-O4

MOLECULAR WEIGHT :: 158.17

WISWESSER LINE NOTATION :: L5TJ AVQ CVQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: IHFCAY Industrial Hygiene Foundation of America, Chemical and Toxicological Series, Bulletin. (Pittsburgh, PA) 1947-69. Volume(issue)/page/year: 6,1,1967

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: IHFCAY Industrial Hygiene Foundation of America, Chemical and Toxicological Series, Bulletin. (Pittsburgh, PA) 1947-69. Volume(issue)/page/year: 6,1,1967 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3250 mg/kg

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

REFERENCE :: IHFCAY Industrial Hygiene Foundation of America, Chemical and Toxicological Series, Bulletin. (Pittsburgh, PA) 1947-69. Volume(issue)/page/year: 6,1,1967

Hazard Codes	Xi
HS Code	2917209090

498-66-8

~95%

4056-78-4

Literature: Tetrahedron Letters, , vol. 46, # 18 p. 3201 - 3203

497-38-1

4056-78-4

Literature: Chemical and Pharmaceutical Bulletin, , vol. 9, p. 391 - 403

18084-03-2

4056-78-4

Literature: Chemical and Pharmaceutical Bulletin, , vol. 9, p. 391 - 403

71720-43-9

4056-78-4

Literature: Chemical and Pharmaceutical Bulletin, , vol. 9, p. 391 - 403

87238-75-3

4056-78-4

Literature: Monatshefte fuer Chemie, , vol. 92, p. 1080 - 1083

Precursor 4
498-66-8 497-38-1 71720-43-9 87238-75-3
DownStream 2
36010-89-6 737693-57-1

HS Code	2917209090
Summary	2917209090 other cyclanic, cyclenic or cyclotherpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

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