Alizarine Yellow R

Alizarine Yellow R

Chembox new
Name = Alizarine Yellow R
ImageFile = Alizarin-Yellow-R-2D-skeletal.png ImageName = Alizarine Yellow R
IUPACName =
OtherNames = 5- [(p-nitrophenyl)azo] salicylic acid sodium salt
Chrome Orange
Mordant Orange 1
C.I. 14030
Section1 = Chembox Identifiers
CASNo = 1783-34-9] (Na salt)
[2243-76-7] (acid)
SMILES = O=C( [O-] )c1cc(ccc1O)/N=N/
c2ccc(cc2) [N+] ( [O-] )=O

Section2 = Chembox Properties
Formula = C13H8N3NaO5
MolarMass = 309.21 g mol−1 (Na salt)
287.23 g mol−1 (acid)
Density =
MeltingPt =
BoilingPt =

Section3 = Chembox Hazards
MainHazards = Harmful
FlashPt =
Autoignition =

Alizarine Yellow R is a yellow colored azo dye made by the diazo coupling reaction. It usually comes as a sodium salt. In its pure form it is a rust-colored solid [http://msds.chem.ox.ac.uk/AL/alizarin_yellow_R.html] .

pH indicator

It is a pH indicator.

References


Wikimedia Foundation. 2010.

Игры ⚽ Нужна курсовая?

Look at other dictionaries:

  • alizarine yellow — noun Usage: often capitalized A&Y : any of various mordant dyes not related chemically to alizarin but applicable by similar methods: as a. : a monoazo dye made by coupling diazotized m nitroaniline with salicylic acid called also Alizarine… …   Useful english dictionary

  • Alizarine Yellow 2G — noun see alizarine yellow …   Useful english dictionary

  • Alizarine Yellow C — I. noun see alizarine yellow II. noun see gallacetophenone …   Useful english dictionary

  • Alizarine Yellow R — noun see alizarine yellow …   Useful english dictionary

  • alizarine red — noun a bright orange red color produced in cotton cloth with alizarine dye • Syn: ↑Turkey red • Hypernyms: ↑red, ↑redness * * * noun Usage: often capitalized A&R : any of various red mordant or acid dyes most of which are derived from… …   Useful english dictionary

  • pH indicator — Acids and Bases Acid dissociation constant Acid base extraction Acid–base reaction Acid–base titration Dissociation constant Acidity function Buffer sol …   Wikipedia

  • gallacetophenone — (|)gal, (|)gȯl + noun Etymology: International Scientific Vocabulary gall + acet + phenyl + one; probably originally formed as German gallazetophenon : a yellow crystalline compound C6H3(OH)3COCH3 formerly used as a mordant dye and also locally… …   Useful english dictionary

  • Textile printing — is the process of applying colour to fabric in definite patterns or designs. In properly printed fabrics the colour is bonded with the fiber, so as to resist washing and friction. Textile printing is related to dyeing but, whereas in dyeing… …   Wikipedia

  • alizarin — /euh liz euhr in/, n. Chem. a solid appearing reddish orange as crystals and brownish yellow as powder, C14H8O4, one of the earliest known dyes, formerly obtained in its natural state from madder and now derived from anthraquinone: used chiefly… …   Universalium

  • Highlighter — Highlighters A highlighter is a felt tip pen which is used to draw attention to sections of documents by marking them with a vivid, translucent colour.[1] A typical highlighter is fluorescent yellow, coloured with pyranine.[2] …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”