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MedKoo Cat#: 596150 | Name: Acid red 87
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

Acid red 87 is most commonly used as an acidic red stain for highlighting cytoplasm material in samples.

Chemical Structure

Acid red 87
Acid red 87
CAS#17372-87-1 (sodium)

Theoretical Analysis

MedKoo Cat#: 596150

Name: Acid red 87

CAS#: 17372-87-1 (sodium)

Chemical Formula: C20H6Br4Na2O5

Exact Mass: 0.0000

Molecular Weight: 691.85

Elemental Analysis: C, 34.72; H, 0.87; Br, 46.20; Na, 6.65; O, 11.56

Price and Availability

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25g USD 350.00 Back order
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Related CAS #
17372-87-1 (sodium) 15086-94-9 (free acid)
Synonym
Acid red 87; Eosin; Certiqual Eosine; Disodium eosin; Red No. 103; Japan Red 103; Toyo Eosine G; water red 2; Eosin Y Disodium Salt
IUPAC/Chemical Name
sodium 2',4',5',7'-tetrabromo-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)
InChi Key
LSMXXHPAEZLILP-UHFFFAOYSA-L
InChi Code
InChI=1S/C20H8Br4O5.2Na/c21-11-5-9-17(13(23)15(11)25)28-18-10(6-12(22)16(26)14(18)24)20(9)8-4-2-1-3-7(8)19(27)29-20;;/h1-6,25-26H;;/q;2*+1/p-2
SMILES Code
O=C1OC2(C3=C(OC4=C2C=C(Br)C([O-])=C4Br)C(Br)=C([O-])C(Br)=C3)C5=C1C=CC=C5.[Na+].[Na+]
Appearance
Solid powder
Purity
>90% (or refer to the Certificate of Analysis)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Solubility
Soluble in DMSO
Shelf Life
>2 years if stored properly
Drug Formulation
This drug may be formulated in DMSO
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 691.85 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
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