α,α′-Dibromo-o-xylene , 97% , 91-13-4

Synonym(s):
o-Xylylene dibromide;1,2-Bis(bromomethyl)benzene

CAS NO.：91-13-4

Empirical Formula: C8H8Br2

Molecular Weight: 263.96

MDL number: MFCD00000175

EINECS: 202-042-7

PRODUCT Properties

• Melting point: 91-94 °C(lit.)
• Boiling point: 140 °C / 20mmHg
• Density: 1.96 g/mL at 25 °C(lit.)
• refractive index: 1.6113 (estimate)
• storage temp.: Keep in dark place,Sealed in dry,Room Temperature
• solubility: sol ethanol, ether, chloroform; slightly sol petroleum ether.
• form: Crystals or Crystalline Powder
• color: White to light cream
• Water Solubility: soluble, hydrolyses
• BRN: 637159
• InChI: InChI=1S/C8H8Br2/c9-5-7-3-1-2-4-8(7)6-10/h1-4H,5-6H2
• InChIKey: KGKAYWMGPDWLQZ-UHFFFAOYSA-N
• SMILES: C1(CBr)=CC=CC=C1CBr
• CAS DataBase Reference: 91-13-4(CAS DataBase Reference)
• NIST Chemistry Reference: Benzene, 1,2-bis(bromomethyl)-(91-13-4)
• EPA Substance Registry System: Benzene, 1,2-bis(bromomethyl)- (91-13-4)

Description and Uses

1,2-Bis(bromomethyl)benzene is used in the synthesis of isothioureas involved in the inhibition of human nitric oxide synthases. Also used in the synthesis of tridentate carbene ligands.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319-H335
• Precautionary statements: P302+P352-P305+P351+P338
• target organs: Respiratory system
• PPE: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
• Hazard Codes: C
• Risk Statements: 22-34
• Safety Statements: 26-36/37/39-45
• RIDADR: UN 3448 6.1/PG 2
• WGK Germany: 2
• F: 8-19-21
• TSCA: TSCA listed
• HazardClass: 8
• PackingGroup: III
• HS Code: 29036990
• Storage Class: 6.1A - Combustible acute toxic Cat. 1 and 2; very toxic hazardous materials
• Hazard Classifications: Acute Tox. 4 Oral; Eye Irrit. 2; Skin Irrit. 2; Skin Sens. 1; STOT SE 3