Rhodamine B | CAS 81-88-9

Chemical Specifications

Identifiers

CAS number	81-88-9
Product name	Rhodamine B
Chinese name	罗丹明 B
Synonyms	(9-(o-carboxyphenyl)-6-(diethylamino)-3h-xanthen-3-ylidene)diethyl-ammoniu
Chinese synonyms	9-(2-羧基苯基)-3,6-双(二乙氨基)占吨翁氯化物; 碱性玫瑰精; 碱性玫瑰精B; 碱性桃红; 罗丹明B; 玫瑰红B; 四乙基罗丹明; 碱性紫 10
Molecular formula	C28H31ClN2O3
Molecular weight	479.01 g/mol
EC number	201-383-9

Physical and chemical properties

Appearance	red/brown or green crystals
Melting Point	210-211 (dec.)(lit.) ( ℃ )

Applications

<TABLE style="TABLE-LAYOUT: fixed" border=0 cellSpacing=1 cellPadding=2 width="100%" bgColor=#d5d5d5> <TBODY> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>mp </TD> <TD bgColor=#fafafa>210-211 (dec.)(lit.) </TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>density </TD> <TD bgColor=#ffffff>0.79 g/mL at 20 °C </TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Fp </TD> <TD bgColor=#fafafa>12 °C</TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>storage temp. </TD> <TD bgColor=#ffffff>Store at RT.</TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Colour Index </TD> <TD bgColor=#fafafa>45170</TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>Water Solubility </TD> <TD bgColor=#ffffff>SOLUBLE</TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Merck </TD> <TD bgColor=#fafafa>14,8183</TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>BRN </TD> <TD bgColor=#ffffff>4119648</TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Stability:</TD> <TD bgColor=#fafafa>Stable. Incompatible with strong oxidizing agents.</TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>CAS DataBase Reference</TD> <TD bgColor=#ffffff><A title="81-88-9(CAS DataBase Reference)" href="CAS_81-88-9.htm">81-88-9(CAS DataBase Reference)</A></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>NIST Chemistry Reference</TD> <TD bgColor=#fafafa><A title="Rhodamine b(81-88-9)" href="http://webbook.nist.gov/cgi/cbook.cgi?ID=81-88-9&Units=SI">Rhodamine b(81-88-9)</A></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>EPA Substance Registry System</TD> <TD bgColor=#ffffff><A title="Xanthylium, 9-(2-carboxyphenyl)-3,6-bis( diethylamino)-, chloride(81-88-9)" href="http://iaspub.epa.gov/sor_internet/registry/substreg/searchandretrieve/advancedsearch/search.do?search=?search=&searchCriteria(advancedCriteria)=casNumber=81-88-9">Xanthylium, 9-(2-carboxyphenyl)-3,6-bis( diethylamino)-, chloride(81-88-9)</A></TD></TR></TBODY></TABLE>

Packaging, Storage & Transport

Available pack sizes	5kg, 1kg, 500g, 100g, 50g, 10g

Read the current safety data sheet before handling. Packaging can be adapted to the order quantity and destination.

Frequently Asked Questions

What is the CAS number of Rhodamine B?

The CAS Registry Number of Rhodamine B is 81-88-9. Rhodamine B is also known as (9-(o-carboxyphenyl)-6-(diethylamino)-3h-xanthen-3-ylidene)diethyl-ammoniu.

What is the molecular formula and molecular weight of Rhodamine B?

The molecular formula of Rhodamine B is C28H31ClN2O3, and its molecular weight is 479.01 g/mol.

What is Rhodamine B used for?

<TABLE style="TABLE-LAYOUT: fixed" border=0 cellSpacing=1 cellPadding=2 width="100%" bgColor=#d5d5d5> <TBODY> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>mp </TD> <TD bgColor=#fafafa>210-211 (dec.)(lit.) </TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>density </TD> <TD bgColor=#ffffff>0.79 g/mL at 20 °C </TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Fp </TD> <TD bgColor=#fafafa>12 °C</TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>storage temp. </TD> <TD bgColor=#ffffff>Store at RT.</TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Colour Index </TD> <TD bgColor=#fafafa>45170</TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>Water Solubility </TD> <TD bgColor=#ffffff>SOLUBLE</TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Merck </TD> <TD bgColor=#fafafa>14,8183</TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>BRN </TD> <TD bgColor=#ffffff>4119648</TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Stability:</TD> <TD bgColor=#fafafa>Stable. Incompatible with strong oxidizing agents.</TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>CAS DataBase Reference</TD> <TD bgColor=#ffffff><A title="81-88-9(CAS DataBase Reference)" href="CAS_81-88-9.htm">81-88-9(CAS DataBase Reference)</A></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>NIST Chemistry Reference</TD> <TD bgColor=#fafafa><A title="Rhodamine b(81-88-9)" href="http://webbook.nist.gov/cgi/cbook.cgi?ID=81-88-9&Units=SI">Rhodamine b(81-88-9)</A></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>EPA Substance Registry System</TD> <TD bgColor=#ffffff><A title="Xanthylium, 9-(2-carboxyphenyl)-3,6-bis( diethylamino)-, chloride(81-88-9)" href="http://iaspub.epa.gov/sor_internet/registry/substreg/searchandretrieve/advancedsearch/search.do?search=?search=&searchCriteria(advancedCriteria)=casNumber=81-88-9">Xanthylium, 9-(2-carboxyphenyl)-3,6-bis( diethylamino)-, chloride(81-88-9)</A></TD></TR></TBODY></TABLE>

How can I request a quotation for Rhodamine B?

Send an inquiry for Rhodamine B (CAS 81-88-9) with the required quantity, target specification, destination country and any documentation requirements. ChemSigma will confirm availability, packaging, lead time and price.

Request a Quote for Rhodamine B

Tell us the required quantity, target specification, destination country and any documentation requirements. We will confirm availability, packaging, lead time and price.

Request a Quote Request Technical Information