Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,4-Dichloro-5-hydroxy-2(5H)-furanone
Price:
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang

DC Chemicals Limited
China
Product Name: Mucochloric acid
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Mucochloric acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

87-56-9

87-56-9 structure

Name: 3,4-Dichloro-5-hydroxy-2(5H)-furanone
Chemical Name: Mucochloric acid
CAS Number: 87-56-9
Molecular Formula: C₄H₂Cl₂O₃
Molecular Weight: 168.963
Catalog: Chemical reagent Organic reagent fatty acid
Create Date: 2018-04-02 08:00:00
Modify Date: 2024-01-10 12:28:00

Name	Mucochloric acid
Synonyms	3,4-dichloro-5-hydroxy-5H-furan-2-one Dichloromalealdehydicaicd EINECS 201-752-4 (2Z)-2,3-dichloro-4-oxobut-2-enoic acid 2-Butenoic acid, 2,3-dichloro-4-oxo-, (2Z)- 2,3-dichloro-4-oxo-cis-crotonic acid 2(5H)-Furanone, 3,4-dichloro-5-hydroxy- (2Z)-2,3-Dichloro-4-oxo-2-butenoic acid Mucochlorsure MUCOCHLORICAICD 3,4-dichloro-5-hydroxyfuran-2(5H)-one Mucochloric acid Kyselina mukochlorova MFCD00006966 2,3-Dichloro-4-oxobutenoic acid Dichloromalealdehyde acid aldehydodichloromaleicacid

Density	1.6±0.1 g/cm3
Boiling Point	271.0±40.0 °C at 760 mmHg
Melting Point	125-128 °C(lit.)
Molecular Formula	C₄H₂Cl₂O₃
Molecular Weight	168.963
Flash Point	117.7±27.3 °C
Exact Mass	167.938095
PSA	54.37000
LogP	0.19
Vapour Pressure	0.0±1.2 mmHg at 25°C
Index of Refraction	1.532
Water Solubility	SOLUBLE IN HOT WATER

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AS7700000

CHEMICAL NAME :: Acrylic acid, 2,3-dichloro-3-formyl-

CAS REGISTRY NUMBER :: 87-56-9

BEILSTEIN REFERENCE NO. :: 1705641

LAST UPDATED :: 199710

DATA ITEMS CITED :: 16

MOLECULAR FORMULA :: C4-H2-Cl2-O3

MOLECULAR WEIGHT :: 168.96

WISWESSER LINE NOTATION :: VHYGUYGVQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 100 mg/kg

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 84 mg/kg

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 160 mg/kg

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 100 mg/kg

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

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1218 mg/kg/9W-I

TOXIC EFFECTS :: Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - catalases Biochemical - Metabolism (Intermediary) - Plasma proteins not involving coagulation

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 6100 mg/kg/78W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Blood - tumors

MUTATION DATA

TYPE OF TEST :: Mutation in mammalian somatic cells

TEST SYSTEM :: Rodent - hamster Ovary

DOSE/DURATION :: 23700 nmol/L

REFERENCE :: EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 25,284,1995 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 0.1 mg/m3;Skin JAN 1993

Symbol	GHS05, GHS06
Signal Word	Danger
Hazard Statements	H301-H314-H317
Precautionary Statements	P280-P301 + P310-P305 + P351 + P338-P310
Personal Protective Equipment	Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P2 (EN 143) respirator cartridges;type P3 (EN 143) respirator cartridges
Hazard Codes	T:Toxic;C:Corrosive;
Risk Phrases	R25;R34;R37;R42/43
Safety Phrases	S26-S36/37/39-S45-S22
RIDADR	UN 2923 8/PG 3
WGK Germany	2
RTECS	AS7700000
Packaging Group	III
Hazard Class	8
HS Code	29183000

98-01-1

87-56-9

Literature: US2821553 , ;

88-14-2

87-56-9

Literature: Justus Liebigs Annalen der Chemie, , vol. Suppl.3, p. 275 American Chemical Journal, , vol. 3, p. 166 Chemische Berichte, , vol. 12, p. 656 American Chemical Journal, , vol. 3, p. 168

69727-40-8

87-56-9

Literature: American Chemical Journal, , vol. 12, p. 38

7647-01-0

88-14-2

87-56-9

Literature: American Chemical Journal, , vol. 19, p. 641 American Chemical Journal, , vol. 9, p. 160

7697-37-2

62674-12-8

87-56-9

Literature: American Chemical Journal, , vol. 16, p. 304

98-01-1

7647-01-0

87-56-9

Literature: Chemische Berichte, , vol. 32, p. 2085

69727-40-8

7697-37-2

87-56-9

608-42-4

Literature: American Chemical Journal, , vol. 12, p. 38

Precursor 6
98-01-1 88-14-2 69727-40-8 7647-01-0
7697-37-2 62674-12-8
DownStream 10
5428-89-7 23066-93-5 933-76-6 932-22-9
86483-43-4 74840-47-4 61727-33-1 1698-53-9
78389-19-2 6684-16-8

HS Code	29183000

766-40-5	87-56-9
72857-85-3	766-38-1
344329-81-3	488-11-9
1976033-03-0	185147-20-0
600738-32-7	66380-81-2
1158522-08-7	940364-43-2
134104-43-1	131615-57-1
6906-52-1	930439-75-1
1018584-77-4	1375289-11-4
849349-65-1	127437-46-1