MX (3-chloro-4-(dichloromethyl)5-hydroxy-2-(5H)-furanone)

CAS Number

77439-76-0

Synonym

3-chloro-4-(dichloromethyl)-5-hydroxy-2(5h)-furanone; 3-chloro-4-dichloromethyl-5-hydroxy-2-furanone; 3-DCHFO; Chloro(dichloromethyl)-5-hydroxy-2(5h)-furanone; MX; Mutagen X

Occurrence/Use

Found in chlorinated drinking water

MX (3-chloro-4-(dichloromethyl)5-hydroxy-2-(5H)-furanone)

Cancer Potency Information

Latest Criteria:	Proposition 65 NSRLs/MADLs

Proposition 65

Chemical Status

Cancer:	Currently listed

Cancer

Cancer - Listing Mechanism

State's Qualified Experts

Listed as causing :	Listed as causing: Cancer
Date of Listing:	12/22/2000

Safe Harbor Levels

No Significant Risk Level (NSRL)

0.11 µg/day

Cancer
Last NSRL/MADL Revision:	2001

Documents, Presentations, and Publications

Cancer:	Supporting Material - Evidence on the Carcinogenicity of MX(3-chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone) (FINAL) December 1, 2000 No Significant Risk Level for MX May 1, 2001

Cancer:

Supporting Material - Evidence on the Carcinogenicity of MX(3-chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone) (FINAL)

December 1, 2000

No Significant Risk Level for MX

May 1, 2001

Public notices related to this chemical

Notice of Modifications to Text of Regulations Title 22, California Code of Regulations Sections 12705 and 12805
Notice of Proposed Rulemaking, Title 22, California Code of Regulations, Proposed Amendment To Section 12705 and Section 12805
Bromoethane, Gemfibrozil, Isoxaflutole, MX, and Zileuton Listed as Known to Cause Cancer or Reproductive Toxicity
Notice to Interested Parties Availability of the Draft and Final Hazard Identification Documents for Hexachlorobutadiene, 4-methylquinoline, and MX(3-chloro-4-(dichloromethyl)-5-hydroxy-2(5h)-furanone)