1,2-Benzenediol,3,4,5,6-tetrabromo-

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Names

[ CAS No. ]:
488-47-1

[ Name ]:
1,2-Benzenediol,3,4,5,6-tetrabromo-

[Synonym ]:
3,4,5,6-tetrabromobenzene-1,2-diol
tetrabromo-pyrocatecho
tetrabromo-1.2-dihydroxybenzene
TETRABROMOPYROCATECHOL
Tetrabromobenzene-1,2-diol
1,2-dihydroxytetrabromobenzene
EINECS 207-678-9
3,4,5,6-tetrabromocatechol
3,4,5,6-tetrabromo-2-benzenediol
3,4,5,6-tetrabromo-1,2-benzenediol
MFCD00002189

Chemical & Physical Properties

[ Density]:
2.818g/cm3

[ Boiling Point ]:
339.3ºC at 760mmHg

[ Melting Point ]:
189-193ºC

[ Molecular Formula ]:
C₆H₂Br₄O₂

[ Molecular Weight ]:
425.69500

[ Flash Point ]:
159ºC

[ Exact Mass ]:
421.67900

[ PSA ]:
40.46000

[ LogP ]:
4.14780

[ Vapour Pressure ]:
4.73E-05mmHg at 25°C

[ Index of Refraction ]:
1.737

[ Water Solubility ]:
It is partly miscible with water.

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UX2430000

CHEMICAL NAME :: Pyrocatechol, tetrabromo-

CAS REGISTRY NUMBER :: 488-47-1

BEILSTEIN REFERENCE NO. :: 2051548

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C6-H2-Br4-O2

MOLECULAR WEIGHT :: 425.72

WISWESSER LINE NOTATION :: QR BQ CE DE EE FE

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 42 mg/kg

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

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#07867

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S24/25

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
UX2430000

[ HS Code ]:
2908199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

3,5-Cyclohexadiene-1,2-dione,3,4,5,6-tetrabromo-
6-Bromopiperonal
1,2-Benzenediol
dppe
protocatechuic acid
Benzaldehyde,3-bromo-4,5-dihydroxy-
2,3-Dihydroxybenzoic acid
nitrocatechol
4-nitrocatechol

DownStream

1,2-Cyclohexanediol
Cyclohexanone
2-Hydroxycyclohexanone
Cyclohexanol
Phenol
3,5-Cyclohexadiene-1,2-dione,3,4,5,6-tetrabromo-
1,2,3,4-Tetrabromo-5,6-dimethoxybenzene
2,3,5,5-tetrabromocyclopent-2-ene-1,4-dione

Customs

[ HS Code ]: 2908199090

[ Summary ]:
HS: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. VAT:17.0%. tax rebate rate:9.0%. supervision conditions:None. MFN tariff:5.5%. general tariff:30.0%

Related Compounds

1,2-Benzenedicarboxylicacid, 3,4,5,6-tetrabromo-, sodium salt (1:2)
1,2-Benzenedicarboxylic acid, 3,4,5,6-tetrabromo-, nickel(2+) salt (1: 1)
1,2,3,4,5,6-hexamethylbenzene,2,4,6-trinitrophenol
1,2,3,4,5,6-hexabromophenanthrene
1,2,3,4,5,6-Hexamethylindolium iodide
1,2,3,4,5,6-hexakis(tetradecylsulfonyl)benzene
tert-butyl N-(2-cyclopropyl-4-oxopentan-2-yl)carbamate
2,2-Difluoro-3-[(2-hydroxy-3-methoxypropyl)amino]propanoic acid
3-({6,6-Dimethylbicyclo[3.1.1]heptan-2-yl}methyl)piperidine
2,4-dimethyl-1H-pyrrole-3-sulfonyl chloride
(2R)-5-(adamantan-1-yl)pentan-2-ol
Rac-(1R,3S,4S)-4-aminocyclopentane-1,3-diol hcl
2-amino-1-(2-tert-butyl-2H-1,2,3,4-tetrazol-5-yl)ethan-1-one
N-cyclopropyl-2-methylprop-2-enehydrazide
3-({1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclobutyl}formamido)-4,4-difluorobutanoic acid
rac-(1R,3S)-3-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methoxybutanamido]cyclohexane-1-carboxylic acid

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