Porphyropsin is a type of photosensitive pigment found in the retina of certain animals, including fish and amphibians. It is structurally similar to rhodopsin, another light-sensitive molecule, but contains a different chromophore, 3-dehydroretinal, instead of retinal. This difference in chromophore composition results in a shift in the absorption spectrum, allowing porphyropsin to be more sensitive to light in the blue-green region. This adaptation is crucial for these animals to perceive light in various aquatic environments with varying light conditions. Porphyropsin plays a vital role in the visual process by initiating the phototransduction cascade, which ultimately leads to the generation of electrical signals that are transmitted to the brain for processing and interpretation.

9009-58-9

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Basic information
1. Product Name: porphyropsin
2. Synonyms: porphyropsin
3. CAS NO:9009-58-9
4. Molecular Formula:
5. Molecular Weight: 0
6. EINECS: N/A
7. Product Categories: N/A
Chemical Properties
1. Melting Point: N/A
2. Boiling Point: N/A
3. Flash Point: N/A
4. Appearance: /
5. Density: N/A
6. Refractive Index: N/A
7. Storage Temp.: N/A
8. Solubility: N/A
9. CAS DataBase Reference: porphyropsin(CAS DataBase Reference)
10. NIST Chemistry Reference: porphyropsin(9009-58-9)
11. EPA Substance Registry System: porphyropsin(9009-58-9)
Safety Data
1. Hazard Codes: N/A
2. Statements: N/A
3. Safety Statements: N/A
4. WGK Germany:
5. RTECS:
6. HazardClass: N/A
7. PackingGroup: N/A
8. Hazardous Substances Data: 9009-58-9(Hazardous Substances Data)

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Check Digit Verification of cas no

The CAS Registry Mumber 9009-58-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 9,0,0 and 9 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 9009-58:
(6*9)+(5*0)+(4*0)+(3*9)+(2*5)+(1*8)=99
99 % 10 = 9
So 9009-58-9 is a valid CAS Registry Number.

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