2219-66-1, CAS No 2219-66-1

2219-66-1 1,4-dibromobut-2-yne
Product Name	1,4-dibromobut-2-yne
Synonyms	2-Butyne, 1,4-dibromo-;1,4-Dibromo-2-butyne;NSC 519345;1,4-Dibromobut-2-yne
Molecular Formula	C₄H₄Br₂
Molecular Weight	211.8826
InChl	InChI=1/C4H4Br2/c5-3-1-2-4-6/h3-4H2
CAS Registry Number	2219-66-1
EINECS	218-731-0
Molecular Structure
Density	2.032g/cm³
Boiling Point	220.6°C at 760 mmHg
Refractive Index	1.566
Flash Point	91.5°C
Vapour Pressur	0.166mmHg at 25°C

2219-66-1 1,4-dibromobut-2-yne