UNITED STATES ENVIRONMENTAL PROTECTION AGENCY

WASHINGTON, D.C. 20460

OFFICE OF 

PREVENTION, PESTICIDES

AND

TOXIC SUBSTANCES

MEMORANDUM

SUBJECT: Risk Assessment and Science Support Branch: Final Draft of Product Chemistry

Science Chapter For 1,4-Bis(bromoacetoxy)-2-butene RED,

PC Code 0360, Case 3030, Barcode D251928.

FROM: Robert Quick, Chemist

Risk Assessment and Science Support Branch

Antimicrobials Branch(7510C)

TO: Norm Cook, Chief

Risk Assessment and Science Support Branch

Antimicrobials Division(7510C)

Attached please find the following documents for the final draft product chemistry science chapter for

1,4 Bis(bromoacetoxy)-2-butene:

1. Draft bibliography chapter (Norm Cook, Allen Vaughan, Najm Shamim)

2. Draft science chapter (Norm Cook, Allen Vaughan, Najm Shamim)

This is the final draft of these documents and concurrence and sign-off is required. 
PRODUCT CHEMISTRY SCIENCE CHAPTER FOR

 BIS (BROMOACETOXY)-2-BUTENE

Chemical Overview

The following active ingredient is covered by this Registration Elgibility Document.

 Common Name: Bis (bromoacetoxy)-2-butene

 Chemical Name: Acetic Acid,bromo-2-butene-1,4-diyl ester

 CAS Registry Number: 20679-58-7

 OPP Chemical Code: 035605

 Molecular Formula:C8H10O4Br2

 Trade and Other Names: BBAB; Busan 1210

 Basic Manufacturer: Buckman Laboratories International, Inc.

PRODUCT CHEMISTRY ASSESSMENT OF BIS (BROMOACETOXY)-2-

BUTENE

A. Bis (bromoacetoxy)-2-butene is a biocide produced by an integrated manufacturing process. The

physical and chemical properties of the technical grade product of the active ingredient are summarized

below:

830.6302 Color Dark brown opaque

830.6303 Physical State Slightly viscous liquid

830.6304 Odor Halide or acidic odor

830.7200 Melting Point Not applicable. Product is a liquid

830.7220 Boiling Point 130oC./±2.52oC. at 5.0 mm Hg

830.7300 Bulk Density 1.7 gm/ml
830.7840 Solubility in g/100 ml of solvent at 20-21oC.

 830.7860

 water 0.063

 acetone >50

 dichloromethane >50

 ethylacetate >50

 n-hexane 0.589

 toluene >50

 methanol unstable

830.7950 Vapor Pressure 1.59x10G

6

 mm Hg at 20oC

830.7370 Dissociation Constant Waiver granted 

830.7550 Octanol/Water Partition Coefficient KOW=49.6

 830.7560

 830.7570

830.7000 pH 2.79 at 25oC.

830.6313 Stability

 unstable at 50oC± 2oC. after 14 days

 no change after 28 days at 13-20oC.

 stable to metal and metal ions at 20oC.

830.6314 Oxidation/Reduction No reaction with:

 water

 monoammonium phosphate

 potassium permanganate

 turpentine

 zinc produces a 19oC. rise in 

 temperature

830.6315 Flammability 141oC. at 1 atm.

830.6316 Explodability N/A

830.7100 Viscosity 16.1 cP at 20oC.

 10.4 cP at 40oC.

830.6319 Miscibility N/A
830.6320 Corrosion Not observed

830.6321 Dielectric Breakdown N/A

B. Product Identity, Composition and Analysis

 Data are available on the following:

830.1550 Product identity and composition

830.1600 Description of materials used to produce the product. 

830.1620 Description of production process

830.1650 Description of formulation process

830.1670 Discussion of formation of impurities

830.1700 Preliminary Analysis

830.1750 Certified Limits

830.1800 Enforcement Analytical Method

The product identity, composition and analysis data have been reviewed by the EPA and found to be

adequate. The manufacturing process is known and the discussion of impurities sufficiently elucidates the

nature of the impurities and a CSF for the technical chemical have been accepted. Analyses are available

for the technical chemical.

No additional data are needed for product identity, composition and analysis for the technical

chemical.
REFERENCES

1. MRID#: 431888-01:Larry S. Cohen and Carl F. Watson. Performing Laboratory: Buckman

Laboratories International, Inc.: April 8,1994.

2. MRID#: 434413-01: Larry S. Conway, Russ Fues and Carl F. Watson. Performing Laboratory:

Buckman Laboratories International, Inc.: October 28,1994.

3. MRID#: 431763-01: David F. Wells. Performing Laboratory: Springborn Laboratories Inc.: March

9,1994.

4. MRID#: 433761-01: David F. Wells. Performing Laboratory: Springborn Laboratories Inc. August

29,1994.

5. MRID#: 433761-02: David F. Wells. Performing Laboratory: Springborn Laboratories, Inc. September

12, 1994.

6. MRID#: 433761-03: John Mao. Performing Laboratory: Springborn Laboratories,Inc. September 9,

1994.

7. MRID#: 433843-01: David F. Wells. Performing Laboratory: Springborn Laboratories Inc. August 29,

1994.

8. MRID#: 438153-01: David F. Wells. Performing Laboratory: Springborn Laboratories Inc. October 6,

1995.