Chromotrope 2B - 97%, high purity , CAS No.548-80-1

Item Number

C100454

Grouped product items
SKU	Size	Availability	Price
C100454-1g	1g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$19.90
C100454-5g	5g	In stock	$76.90
C100454-25g	25g	In stock	$309.90

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Basic Description

Synonyms	Chromotrope 2B\|548-80-1\|Chromotrope Red 4B\|Chromatrope 2B\|Naphtocard Fast Red 3B\|Khromotrop 2B\|Acid Red 176\|2-(4-Nitrophenylazo)chromotropic acid disodium salt\|2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-((4-nitrophenyl)azo)-, disodium salt\|C.I. 16575
Specifications & Purity	≥97%
Shipped In	Normal
Note	100g卖完停产，不再备货

Names and Identifiers

Pubchem Sid	488184129
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/488184129
IUPAC Name	disodium;4,5-dihydroxy-3-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonate
INCHI	InChI=1S/C16H11N3O10S2.2Na/c20-12-7-11(30(24,25)26)5-8-6-13(31(27,28)29)15(16(21)14(8)12)18-17-9-1-3-10(4-2-9)19(22)23;;/h1-7,20-21H,(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2
InChi Key	AXUUHWJXDWBCSG-UHFFFAOYSA-L
Canonical SMILES	C1=CC(=CC=C1N=NC2=C(C3=C(C=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])O)O)[N+](=O)[O-].[Na+].[Na+]
Isomeric SMILES	C1=CC(=CC=C1N=NC2=C(C3=C(C=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])O)O)[N+](=O)[O-].[Na+].[Na+]
WGK Germany	3
PubChem CID	68360
Molecular Weight	513.37
Beilstein	4109733

Certificates

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10 results found

Lot Number	Certificate Type	Date	Item
B2028062	Certificate of Analysis	Dec 13, 2023	C100454
I2206454	Certificate of Analysis	Aug 05, 2022	C100454
C2320607	Certificate of Analysis	Jun 28, 2022	C100454
I2206455	Certificate of Analysis	Jun 28, 2022	C100454
F2206326	Certificate of Analysis	Feb 12, 2022	C100454
F2206327	Certificate of Analysis	Feb 12, 2022	C100454
A2219389	Certificate of Analysis	Jan 08, 2022	C100454
A2219413	Certificate of Analysis	Jan 08, 2022	C100454
A2219430	Certificate of Analysis	Jan 08, 2022	C100454
A2425128	Certificate of Analysis	Jan 08, 2022	C100454

Sensitivity

Moisture sensitive.

Melt Point(°C)

300°C

Safety and Hazards(GHS)

Pictogram(s)	GHS07
Signal	Warning
Hazard Statements	H315:Causes skin irritation H319:Causes serious eye irritation H335:May cause respiratory irritation
Precautionary Statements	P261:Avoid breathing dust/fume/gas/mist/vapors/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of water. P321:Specific treatment (see ... on this label). P405:Store locked up. P501:Dispose of contents/container to ... P264:Wash hands [and …] thoroughly after handling. P271:Use only outdoors or in a well-ventilated area. P304+P340:IF INHALED: Remove person to fresh air and keep comfortable for breathing. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P362+P364:Take off contaminated clothing and wash it before reuse. P264+P265:Wash hands [and …] thoroughly after handling. Do not touch eyes. P337+P317:If eye irritation persists: Get medical help. P332+P317:If skin irritation occurs: Get medical help. P319:Get medical help if you feel unwell.
WGK Germany	3
Merck Index	2240

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Basic Description