Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2 6-DIIODOHYDROQUINONE
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Purity: 98.0%
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1955-21-1

1955-21-1 structure

1955-21-1 structure

Name: 2,6-Diiodo-1,4-benzenediol
Chemical Name: 2,6-diiodobenzene-1,4-diol
CAS Number: 1955-21-1
Molecular Formula: C₆H₄I₂O₂
Molecular Weight: 361.904
Create Date: 2018-07-06 18:42:11
Modify Date: 2024-01-08 12:13:29

Name	2,6-diiodobenzene-1,4-diol
Synonyms	1,4-Benzenediol, 2,6-diiodo- 2,6-Diiodoquinol 2,6-Dijod-hydrochinon 2,5-DIFORMYLFURAN 2,6-Diiodo-1,4-benzenediol 2,6-Diiodobenzene-1,4-diol 2,6-diiodo-hydroquinone 2.6-Dijod-1.4-dihydroxy-benzol 1,4-Benzenediol,2,6-diiodo 2,6-Diiod-hydrochinon Hydroquinone,2,6-diiodo EINECS 217-791-5

Density	2.8±0.1 g/cm3
Boiling Point	308.5±42.0 °C at 760 mmHg
Molecular Formula	C₆H₄I₂O₂
Molecular Weight	361.904
Flash Point	140.4±27.9 °C
Exact Mass	361.830048
PSA	40.46000
LogP	3.36
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.801

CHEMICAL IDENTIFICATION

RTECS NUMBER :: MX5600000

CHEMICAL NAME :: Hydroquinone, 2,6-diiodo-

CAS REGISTRY NUMBER :: 1955-21-1

BEILSTEIN REFERENCE NO. :: 2209260

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C6-H4-I2-O2

MOLECULAR WEIGHT :: 361.90

WISWESSER LINE NOTATION :: QR DQ BI FI

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 237 mg/kg

TOXIC EFFECTS :: Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity)

REFERENCE :: BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year: 12,885,1963

HS Code	2908199090

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%