3,4-Dichloro-5-hydroxy-2(5H)-furanone

Modify Date: 2025-08-24 19:09:02

3,4-Dichloro-5-hydroxy-2(5H)-furanone Structure
3,4-Dichloro-5-hydroxy-2(5H)-furanone structure
 Common Name 3,4-Dichloro-5-hydroxy-2(5H)-furanone
CAS Number 87-56-9 Molecular Weight 168.963
Density 1.6±0.1 g/cm3 Boiling Point 271.0±40.0 °C at 760 mmHg
Molecular Formula C4H2Cl2O3 Melting Point 125-128 °C(lit.)
MSDS Chinese USA Flash Point 117.7±27.3 °C
Symbol GHS05 GHS06
GHS05, GHS06		 Signal Word Danger

 Names

Name Mucochloric acid
Synonym More Synonyms

 Chemical & Physical Properties

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
InChIKey LUMLZKVIXLWTCI-IHWYPQMZSA-N
SMILES O=CC(Cl)=C(Cl)C(=O)O
Water Solubility SOLUBLE IN HOT WATER

 Toxicological Information

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

 Safety Information

Symbol GHS05 GHS06
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

 Synthetic Route

Furfural structure

Furfural

CAS#:98-01-1

~%

3,4-Dichloro-5-hydroxy-2(5H)-furanone Structure

3,4-Dichloro-5-...

CAS#:87-56-9

Literature: US2821553 , ;
Furan-2-carboxylic acid structure

Furan-2-carboxy...

CAS#:88-14-2

~%

3,4-Dichloro-5-hydroxy-2(5H)-furanone Structure

3,4-Dichloro-5-...

CAS#: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
2-Furoic acid, 3, 4-dichloro structure

2-Furoic acid, ...

CAS#:69727-40-8

~%

3,4-Dichloro-5-hydroxy-2(5H)-furanone Structure

3,4-Dichloro-5-...

CAS#:87-56-9

Literature: American Chemical Journal, , vol. 12, p. 38
Hydrochloric acid structure

Hydrochloric acid

CAS#:7647-01-0

Furan-2-carboxylic acid structure

Furan-2-carboxy...

CAS#:88-14-2

~%

3,4-Dichloro-5-hydroxy-2(5H)-furanone Structure

3,4-Dichloro-5-...

CAS#:87-56-9

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

nitric acid

CAS#:7697-37-2

3,4-dichloro-5H-furan-2-one structure

3,4-dichloro-5H...

CAS#:62674-12-8

~%

3,4-Dichloro-5-hydroxy-2(5H)-furanone Structure

3,4-Dichloro-5-...

CAS#:87-56-9

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

Furfural

CAS#:98-01-1

Hydrochloric acid structure

Hydrochloric acid

CAS#:7647-01-0

~%

3,4-Dichloro-5-hydroxy-2(5H)-furanone Structure

3,4-Dichloro-5-...

CAS#:87-56-9

Literature: Chemische Berichte, , vol. 32, p. 2085
2-Furoic acid, 3, 4-dichloro structure

2-Furoic acid, ...

CAS#:69727-40-8

nitric acid structure

nitric acid

CAS#:7697-37-2

~%

3,4-Dichloro-5-hydroxy-2(5H)-furanone Structure

3,4-Dichloro-5-...

CAS#:87-56-9

2,3-Dichloromaleic acid structure

2,3-Dichloromal...

CAS#:608-42-4

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

 Customs

HS Code 29183000

 Articles18

More Articles
The toxicity of the mutagen 'MX' and its analogue, mucochloric acid, to rainbow trout hepatocytes and gill epithelial cells and to Daphnia magna.

Toxicology 100(1-3) , 69-77, (1995)

The cytotoxicity of the, in Salmonella, potent mutagenic compound, 3-chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone (MX) and its structural analogue 3,4-dichloro-5-hydroxy-2[5H]-furanone (mucochlo...

Test of chiral recognition in the Salmonella typhimurium (TA100) mutagenicity of mucochloric acid-cysteine adducts.

Environ. Mol. Mutagen. 22(3) , 181-7, (1993)

A difference in biological response to enantiomers is not an uncommon observation and is, therefore, to be expected in various manifestations of genotoxicity. The bacterial mutagen mucochloric acid (2...

Effect of beta-cyclodextrin on mucochloric acid and 3-chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone.

Arch. Environ. Contam. Toxicol. 20(3) , 371-4, (1991)

Cyclodextrins form inclusion complexes with a wide range of guest molecules which wholly, or in part, fit into their hydrophobic cavity. Since no covalent bonds are formed in this complexation, the gu...

 Synonyms

3,4-dichloro-5-hydroxy-5H-furan-2-one
Dichloromalealdehydicaicd
EINECS 201-752-4
(2Z)-2,3-dichloro-4-oxobut-2-enoic acid
2,3-dichloro-4-oxo-cis-crotonic acid
(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
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