0549U815B1
3618-43-7
Xylenol Orange tetrasodium
Glycine, N,N'-(3H-2,1-benzoxathiol-3-ylidenebis((6-hydroxy-5-methyl-3,1-phenylene)methylene))bis(N-(carboxymethyl)-, S,S-dioxide, tetrasodium salt
Tetrasodium N,N'-(3H-2,1-benzoxathiol-3-ylidenebis((6-hydroxy-5-methylphen-3,1-ylene)methylene))bis(N-(carboxylatomethyl)aminoacetate) S,S-dioxide
Glycine, N,N'-((1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis((6-hydroxy-5-methyl-3,1-phenylene)methylene))bis(N-(carboxymethyl)-, sodium salt (1:4)
Glycine, N,N'-((1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis((6-hydroxy-5-methyl-3,1-phenylene)methylene))bis(N-(carboxymethyl)-, tetrasodium salt
EINECS 222-805-8
Xylenol orange, tetrasodium salt
UNII-0549U815B1 CAS 3618-43-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3618-43-7 |
| Molecular Formula | C31H46N2O13S 4*Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
0549U815B1
3618-43-7
Xylenol Orange tetrasodium
Glycine, N,N'-(3H-2,1-benzoxathiol-3-ylidenebis((6-hydroxy-5-methyl-3,1-phenylene)methylene))bis(N-(carboxymethyl)-, S,S-dioxide, tetrasodium salt
Tetrasodium N,N'-(3H-2,1-benzoxathiol-3-ylidenebis((6-hydroxy-5-methylphen-3,1-ylene)methylene))bis(N-(carboxylatomethyl)aminoacetate) S,S-dioxide
Glycine, N,N'-((1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis((6-hydroxy-5-methyl-3,1-phenylene)methylene))bis(N-(carboxymethyl)-, sodium salt (1:4)
Glycine, N,N'-((1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis((6-hydroxy-5-methyl-3,1-phenylene)methylene))bis(N-(carboxymethyl)-, tetrasodium salt
EINECS 222-805-8
Xylenol orange, tetrasodium salt
UNII-0549U815B1 (CAS 3618-43-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C31H46N2O13S 4*Na. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C31H46N2O13S 4*Na |
| Molecular Weight | 709.76 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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