Primuline - Dye content ≥50% , CAS No.8064-60-6

CAS: 8064-60-6 Cat. No.: P304698 Molecular Weight: 475.54 PubChem CID: 415713
AVAILABLE TO ORDER
GRADE & PURITY Dye content ≥50%
Synonyms
D91982 | Primulin fluorochrome | (2,6':2',6''-Terbenzothiazole)-7-sulfonic acid, 2''-(4-aminophenyl)-6-methyl-, monosodium salt, mixt. with 2'-(4-aminophenyl)-6-methyl(2,6-bibenzothiazole)-7-sulfonic acid monosodium salt | C.I. Direct Yellow 7, sodium sal
Storage
Room temperature
Shipped In
Normal
Size
USA
Germany (EU)*
Price
Qty
1g
P304698-1g
US Made to order · 2–4 wks ·
$69.90
5g
P304698-5g
1 In stock

$234.90

$312.90
Save $78.00 (24.93%)
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Why this grade

Dye content ≥50% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
D91982 | Primulin fluorochrome | (2, 6':2', 6''-Terbenzothiazole)-7-sulfonic acid, 2''-(4-aminophenyl)-6-methyl-, monosodium salt, mixt. with 2'-(4-aminophenyl)-6-methyl(2, 6-bibenzothiazole)-7-sulfonic acid monosodium salt | C.I. Direct Yellow 7, sodium sal
Specifications & Purity
Dye content ≥50%
Biochemical and Physiological Mechanisms
Primrose yellow, also known as direct yellow 59 or primroselin, is a more sensitive and non-destructive lipid dye. It is widely used as a fluorescent dye in preparative thin layer chromatography (TLC). Primrose yellow is suitable for in vivo staining. It
Storage
Room temperature
Shipped In
Normal
Names and Identifiers
Pubchem Sid488189700
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488189700
Canonical SmilesCC1=C(C2=C(C=C1)N=C(S2)C3=CC4=C(C=C3)N=C(S4)C5=CC=C(C=C5)N)S(=O)(=O)O.CC1=C(C2=C(C=C1)N=C(S2)C3=CC4=C(C=C3)N=C(S4)C5=CC6=C(C=C5)N=C(S6)C7=CC=C(C=C7)N)S(=O)(=O)O
IUPAC Name2-[2-[2-(4-aminophenyl)-1,3-benzothiazol-6-yl]-1,3-benzothiazol-6-yl]-6-methyl-1,3-benzothiazole-7-sulfonic acid;2-[2-(4-aminophenyl)-1,3-benzothiazol-6-yl]-6-methyl-1,3-benzothiazole-7-sulfonic acid
InChIKeyZAXBCXVACRXRQZ-UHFFFAOYSA-N
INCHI1S/C28H18N4O3S4.C21H15N3O3S3/c1-14-2-9-21-24(25(14)39(33,34)35)38-28(32-21)17-6-11-20-23(13-17)37-27(31-20)16-5-10-19-22(12-16)36-26(30-19)15-3-7-18(29)8-4-15;1-11-2-8-16-18(19(11)30(25,26)27)29-21(24-16)13-5-9-15-17(10-13)28-20(23-15)12-3-6-14(22)7-4-12/h2-13H,29H2,1H3,(H,33,34,35);2-10H,22H2,1H3,(H,25,26,27)
Isomeric SMILES CC1=C(C2=C(C=C1)N=C(S2)C3=CC4=C(C=C3)N=C(S4)C5=CC=C(C=C5)N)S(=O)(=O)O.CC1=C(C2=C(C=C1)N=C(S2)C3=CC4=C(C=C3)N=C(S4)C5=CC6=C(C=C5)N=C(S6)C7=CC=C(C=C7)N)S(=O)(=O)O
PubChem CID 415713
Molecular Weight 475.54

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassBenzothiazoles
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentBenzothiazoles
Alternative Parents Arylsulfonic acids and derivatives  Aniline and substituted anilines  Thiazoles  Sulfonyls  Organosulfonic acids  Heteroaromatic compounds  Azacyclic compounds  Primary amines  Organopnictogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkNot available
Substituents Arylsulfonic acid or derivatives - 1,3-benzothiazole - Aniline or substituted anilines - Monocyclic benzene moiety - Benzenoid - Azole - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Thiazole - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Primary amine - Organosulfur compound - Amine - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzothiazoles. These are organic compounds containing a benzene fused to a thiazole ring (a five-membered ring with four carbon atoms, one nitrogen atom and one sulfur atom).
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

7 results found

Lot NumberCertificate TypeDateItem
L2510589Certificate of AnalysisNov 27, 2025 P304698
L2510590Certificate of AnalysisNov 27, 2025 P304698
K2225409Certificate of AnalysisSep 16, 2025 P304698
K2225407Certificate of AnalysisAug 25, 2022 P304698
K2225408Certificate of AnalysisAug 25, 2022 P304698
K2225415Certificate of AnalysisAug 25, 2022 P304698
L2405068Certificate of AnalysisAug 25, 2022 P304698
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