Cas no 2397-00-4 (Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene)
2397-00-4 structure
Product Name:Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene
CAS No:2397-00-4
MF:C30H22N2O2
MW:442.507887363434
MDL:MFCD00191316
CID:42887
PubChem ID:87558361
Update Time:2025-04-18
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene Chemical and Physical Properties
Names and Identifiers
-
- 1,2-Bis(4-(5-methylbenzo[d]oxazol-2-yl)phenyl)ethene
- 4,4-Bis(5-methylbenzoxazol-2-yl)stilbene
- 4,4'-Bis(5-methyl-2-benzoxazolyl)stilbene (purified by sublimation)
- 4,4'-Bis(5-methyl-2-benzoxazolyl)stilbene
- 1,2-Bis(4-(5-methylbenzo[d]-oxazol-2-yl)phenyl)ethene
- bismethylbenzoxazolylstilbene
- Fluorescent Brightener Agent OB-2
- Optical Brightener OB-2
- 2,2'-(Vinylenedi-p-phenylene)bis[5-methylbenzoxazole]
- Benzoxazole, 2,2'-(1,2-ethenediyldi-4,1-phenylene)bis[5-methyl-
- KSC496S9H
- AK110768
- B2676
- 5-methyl-2-[4-[2-[4-(5-methyl-1,3-benzoxazol-2-yl)phenyl]ethenyl]phenyl]-1,3-benzoxazole
- P,P'-BIS(5-METHYL-2-BENZOXAZOLYL)STILBENE
- SCHEMBL385476
- MFCD00191316
- CS-0152907
- 2,2'-(1,2-Ethenediyldi-4,1-phenylene) bis(5-methylbenzoxazole)
- J37.051G
- BENZOXAZOLE, 2,2'-(VINYLENEDI-P-PHENYLENE)BIS(5-METHYL-
- LS-15276
- A817012
- 'Fluorescent Brightener Agent OB-2 [4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene]'
- W-107364
- AKOS025311112
- 4,4'-bis(5-methylbenzoxazol-2-yl)stilbene
- S0V32LD932
- 4,4'-Bis(5-methyl-2-benzoxazolyl)stilbene, >/=98%
- (E)-1,2-bis(4-(5-methylbenzo[d]oxazol-2-yl)phenyl)ethene
- 2,2'-(ETHENE-1,2-DIYLDI-4,1-PHENYLENE)BIS(5-METHYL-1,3-BENZOXAZOLE)
- 2397-00-4
- 2,2'-(Vinylenedi-p-phenylene)bis(5-methylbenzoxazole)
- 4,4'-bis-(5-Methylbenzoxazol-2-yl)stilbene
- AKOS015842075
- AS-15651
- EINECS 219-260-3
- WHITEFLUOR HCS
- UNII-S0V32LD932
- Fluorescent brightener OB-2
- B1564
- DTXCID5036979
- OKEZAUMKBWTTCR-AATRIKPKSA-N
- 4,4-Bis(5-methyl-2-benzoxazolyl)stilbene
- DTXSID2062379
- Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene
-
- MDL： MFCD00191316
- Inchi： 1S/C30H22N2O2/c1-19-3-15-27-25(17-19)31-29(33-27)23-11-7-21(8-12-23)5-6-22-9-13-24(14-10-22)30-32-26-18-20(2)4-16-28(26)34-30/h3-18H,1-2H3/b6-5+
- InChI Key： OKEZAUMKBWTTCR-AATRIKPKSA-N
- SMILES： O1C(C2C=CC(/C=C/C3C=CC(=CC=3)C3=NC4C=C(C)C=CC=4O3)=CC=2)=NC2C=C(C)C=CC1=2
Computed Properties
- Exact Mass: 442.16800
- Monoisotopic Mass: 442.168
- Isotope Atom Count: 0
- Hydrogen Bond Donor Count: 0
- Hydrogen Bond Acceptor Count: 4
- Heavy Atom Count: 34
- Rotatable Bond Count: 4
- Complexity: 638
- Covalently-Bonded Unit Count: 1
- Defined Atom Stereocenter Count: 0
- Undefined Atom Stereocenter Count : 0
- Defined Bond Stereocenter Count: 1
- Undefined Bond Stereocenter Count: 0
- Surface Charge: 0
- XLogP3: 7.9
- Topological Polar Surface Area: 52.1
Experimental Properties
- Color/Form: Powder
- Density: 1.242
- Melting Point: 336-342 oC
- Boiling Point: 590.9°C at 760 mmHg
- Flash Point: 296.7°C
- Refractive Index: 1.708
- PSA: 52.06000
- LogP: 8.09020
- Solubility: Not determined
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene Security Information
- Signal Word：Warning
- Hazard Statement： H315-H319-H335
- Warning Statement： P261; P264; P271; P280; P302+P352; P304+P340; P305+P351+P338; P312; P321; P332+P313; P337+P313; P362; P403+P233; P405; P501
- WGK Germany：2
- Safety Instruction： S22; S29/56; S45
- RTECS：VO6250000
-
Hazardous Material Identification：
- Storage Condition：Sealed in dry,Room Temperature
- Risk Phrases：R42/43
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene Customs Data
- HS CODE：2934999090
- Customs Data：
China Customs Code:
2934999090Overview:
2934999090. Other heterocyclic compounds. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%
Declaration elements:
Product Name, component content, use to
Summary:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene Pricemore >>
| Related Categories | No. | Product Name | Cas No. | Purity | Specification | Price | update time | Inquiry |
|---|---|---|---|---|---|---|---|---|
| SHANG HAI A LA DING SHENG HUA KE JI GU FEN Co., Ltd. | B152630-1g |
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene |
2397-00-4 | >98.0%(N) | 1g |
￥30.90 | 2023-09-04 | |
| SHANG HAI A LA DING SHENG HUA KE JI GU FEN Co., Ltd. | B152630-5G |
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene |
2397-00-4 | >98.0%(N) | 5g |
￥64.90 | 2023-09-04 | |
| Chemenu | CM155874-100g |
1,2-Bis(4-(5-methylbenzo[d]-oxazol-2-yl)phenyl)ethene |
2397-00-4 | 95% | 100g |
$102 | 2021-06-08 | |
| Chemenu | CM155874-500g |
1,2-Bis(4-(5-methylbenzo[d]-oxazol-2-yl)phenyl)ethene |
2397-00-4 | 95% | 500g |
$281 | 2021-06-08 | |
| Chemenu | CM155874-1000g |
1,2-Bis(4-(5-methylbenzo[d]-oxazol-2-yl)phenyl)ethene |
2397-00-4 | 95% | 1000g |
$449 | 2021-06-08 | |
| SHANG HAI MAI KE LIN SHENG HUA Technology Co., Ltd. | B865013-100g |
4,4'-Bis(5-methyl-2-benzoxazolyl)stilbene |
2397-00-4 | ≥98% | 100g |
￥1,382.00 | 2022-09-29 | |
| SHANG HAI XIAN DING Biotechnology Co., Ltd. | B1564-5g |
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene |
2397-00-4 | 98.0%(N) | 5g |
515CNY | 2021-05-10 | |
| SHANG HAI XIAN DING Biotechnology Co., Ltd. | B1564-25g |
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene |
2397-00-4 | 98.0%(N) | 25g |
1255CNY | 2021-05-10 | |
| SHANG HAI XIAN DING Biotechnology Co., Ltd. | B2676-1g |
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene |
2397-00-4 | 96.0%(LC) | 1g |
￥730.0 | 2022-06-10 | |
| SHANG HAI XIAN DING Biotechnology Co., Ltd. | LA654-1g |
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene |
2397-00-4 | 98.0%(N) | 1g |
￥190.0 | 2022-06-10 |
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene Suppliers
Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier
(CAS:2397-00-4)Fluorescent Brightener KSN
Order Number:LE1410;LE14751
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 11:40
Price ($):discuss personally
Email:[email protected]
Fluorescent Brightener Agent OB-2 4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene Related Literature
-
Tao Wang,Yangyang Liu,Yue Deng,Hongbo Fu,Jianmin Chen Environ. Sci.: Nano, 2018,5, 1821-1833
-
Partha Laskar,Christine Dufès Nanoscale Adv., 2021,3, 6007-6026
-
Yaling Zhang,Chunhui Dai,Shiwei Zhou,Bin Liu Chem. Commun., 2018,54, 10092-10095
-
Yong Ping Huang,Tao Tao,Zheng Chen,Wei Han,Ying Wu,Chunjiang Kuang,Shaoxiong Zhou,Ying Chen J. Mater. Chem. A, 2014,2, 18831-18837
-
Norihito Fukui,Keisuke Fujimoto,Hideki Yorimitsu,Atsuhiro Osuka Dalton Trans., 2017,46, 13322-13341
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Recommended suppliers
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:2397-00-4)Fluorescent Brightener KSN
Purity:99%/99%
Quantity:25KG,200KG,1000KG/25KG,200KG,1000KG
Price ($):Inquiry/Inquiry