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Sulforhodamine 101 - 98%, high purity , CAS No.60311-02-6

    Grade & Purity:
  • ≥98%
In stock
Item Number
S131262
Grouped product items
SKU Size
Availability
Price Qty
S131262-25mg
25mg
4
$59.90
S131262-100mg
100mg
2
$149.90

Red fluorophore standard for neurological staining and enzyme assays

Basic Description

Synonyms 2-(3-oxa-23-aza-9-azoniaheptacyclo[17.7.1.15,9.02,17.04,15.023,27.013,28]octacosa-1(27),2(17),4,9(28),13,15,18-heptaen-16-yl)-5-sulfobenzenesulfonate | SR101
Specifications & Purity ≥98%
Biochemical and Physiological Mechanisms Red fluorophore standard for neurological staining and enzyme assays. Used as polar tracers for the studies of neuronal cell morphology and cell-cell communications.
Storage Temp Protected from light,Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Note Refer to SDS for further information. Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
Product Description

Sulforhodamine 101 is a red emitting fluorophore with an extinction coefficient of 105000. Sulforhodamine 101 is ideally used to label astrocytes in the rodent neocortex which can be observed with two-photon microscopy. In addition, Sulforhodamine 101 is used to determine morphological characteristics of astrocytes and to observe the association of astrocytes with the cortical microvasculature. Furthermore, this fluorophore is used as an activity-dependent dye for monitoring regulated exocytosis. Alternate studies suggest that Sulforhodamine 101 can increase intrinsic neuronal excitability and long-lasting increases in evoked EPSCs in CA1 pyramidal neurons in hippocampal slices. Sulforhodamine 101 enhances evoked synaptic N-methyl D-aspartate receptor (NMDAR) currents which can be blocked by the antagonist, AP-5.
A red-emitting flurophore used to label astrocytes.

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
Superclass Organoheterocyclic compounds
Class Benzopyrans
Subclass 1-benzopyrans
Intermediate Tree Nodes Dibenzopyrans
Direct Parent Xanthenes
Alternative Parents Benzenesulfonic acids and derivatives  Hydroquinolines  1-sulfo,2-unsubstituted aromatic compounds  Benzenesulfonyl compounds  Dialkylarylamines  Aralkylamines  Heteroaromatic compounds  Sulfonyls  Organosulfonic acids  Oxacyclic compounds  Azacyclic compounds  Organooxygen compounds  Organic zwitterions  Organic oxides  Hydrocarbon derivatives  Organopnictogen compounds  
Molecular Framework Aromatic heteropolycyclic compounds
Substituents Xanthene - Tetrahydroquinoline - Benzenesulfonate - Arylsulfonic acid or derivatives - Benzenesulfonyl group - 1-sulfo,2-unsubstituted aromatic compound - Tertiary aliphatic/aromatic amine - Dialkylarylamine - Aralkylamine - Monocyclic benzene moiety - Benzenoid - Sulfonyl - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Organosulfonic acid - Heteroaromatic compound - Tertiary amine - Oxacycle - Azacycle - Amine - Hydrocarbon derivative - Organic oxide - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Organic zwitterion - Aromatic heteropolycyclic compound
Description This compound belongs to the class of organic compounds known as xanthenes. These are polycyclic aromatic compounds containing a xanthene moiety, which consists of two benzene rings joined to each other by a pyran ring.
External Descriptors organic heteroheptacyclic compound

Names and Identifiers

Pubchem Sid 488187667
Pubchem Sid Url https://pubchem.ncbi.nlm.nih.gov/substance/488187667
IUPAC Name 2-(3-oxa-23-aza-9-azoniaheptacyclo[17.7.1.15,9.02,17.04,15.023,27.013,28]octacosa-1(27),2(17),4,9(28),13,15,18-heptaen-16-yl)-5-sulfobenzenesulfonate
INCHI InChI=1S/C31H30N2O7S2/c34-41(35,36)20-9-10-21(26(17-20)42(37,38)39)27-24-15-18-5-1-11-32-13-3-7-22(28(18)32)30(24)40-31-23-8-4-14-33-12-2-6-19(29(23)33)16-25(27)31/h9-10,15-17H,1-8,11-14H2,(H-,34,35,36,37,38,39)
InChIKey COIVODZMVVUETJ-UHFFFAOYSA-N
Smiles C1CC2=CC3=C(C4=C2N(C1)CCC4)OC5=C6CCC[N+]7=C6C(=CC5=C3C8=C(C=C(C=C8)S(=O)(=O)O)S(=O)(=O)[O-])CCC7
Isomeric SMILES C1CC2=CC3=C(C4=C2N(C1)CCC4)OC5=C6CCC[N+]7=C6C(=CC5=C3C8=C(C=C(C=C8)S(=O)(=O)O)S(=O)(=O)[O-])CCC7
PubChem CID 122180
Molecular Weight 606.709
Beilstein 3582548

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.

10 results found

Lot Number Certificate Type Date Item
C2506691 Certificate of Analysis Feb 19, 2025 S131262
C2506714 Certificate of Analysis Feb 19, 2025 S131262
E2316573 Certificate of Analysis Feb 11, 2025 S131262
E2316978 Certificate of Analysis Feb 11, 2025 S131262
G2425689 Certificate of Analysis Jul 08, 2024 S131262
G2425690 Certificate of Analysis Jul 08, 2024 S131262
E2316998 Certificate of Analysis Mar 10, 2023 S131262
E2316561 Certificate of Analysis Mar 10, 2023 S131262
B2108134 Certificate of Analysis Dec 14, 2022 S131262
B2108133 Certificate of Analysis Dec 14, 2022 S131262

Chemical and Physical Properties

Solubility Soluble in water (partly), methanol (1 mg/ml), DMSO, and DMF., Soluble in water (partly), methanol (1 mg/ml), DMSO, and DMF.
Sensitivity Moisture and light sensitive
Molecular Weight 606.700 g/mol
XLogP3 2.200
Hydrogen Bond Donor Count 1
Hydrogen Bond Acceptor Count 8
Rotatable Bond Count 2
Exact Mass 606.149 Da
Monoisotopic Mass 606.149 Da
Topological Polar Surface Area 144.000 Ų
Heavy Atom Count 42
Formal Charge 0
Complexity 1450.000
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
The total count of all stereochemical bonds 0
Covalently-Bonded Unit Count 1

Citations of This Product

1. Feixiang Wang, Shengju Zhou, Youxin Zhang, Yijie Wang, Rui Guo, Haibin Xiao, Xiaofeng Sun.  (2023)  Chiral Phosphorescent Carbonized Polymer Dots Relayed Light-Harvesting System for Color-Tunable Circularly Polarized Room Temperature Phosphorescence.  Small,    (2306969). 
2. Shiyi Che, Jie Wang, Xiaoyuan Ji, Zhiguo Su, Shaomin Wang, Songping Zhang.  (2020)  Positional assembly of multi-enzyme cascade reaction in polyelectrolyte doped microcapsule through electrospray and layer-by-layer assembly.  Synthetic and Systems Biotechnology,  (206). 
3. Wei Gu, Xueyu Pei, Yuxiao Cheng, Cuiling Zhang, Jidong Zhang, Yinghan Yan, Caiping Ding, Yuezhong Xian.  (2017)  Black Phosphorus Quantum Dots as the Ratiometric Fluorescence Probe for Trace Mercury Ion Detection Based on Inner Filter Effect.  ACS Sensors,  (4): (576–582). 
4. Zan Long, Bingni Jia, Bingqian Jing, Xiaofeng Liu, Ke Tian, Peng Zhang, Bo Feng, Taiping Qing.  (2025)  Effects of chromophoric dissolved organic matter on the optical properties of different fluorescent probes.  SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY,  336  (126064). 
5. Mengqi Yang, Yuchen Sun, Xiaonan Wang, Jia Wang, Yongwei Liu, Ailing Zhang, Jinglin Shen, Wei Qi.  (2025)  Fabrication of Light-Harvesting Au Nanoclusters System via Sequential Energy Transfer and the Usage as “On/Off” Switchable Logic Gates.  Advanced Optical Materials,    (2403539). 

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