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Chlorophyll b

CAS No.
519-62-0
Chemical Name:
Chlorophyll b
Synonyms
C05307;ChorophylB;Chlororphyll;b-Chlorophyll;CHLOROPHYLL B;BETA-CHLOROPHYLL;CHLOROPHYLL B(SH);Chlorophyll b (>90%);Chlorophyll b standard;Phorbine, magnesium deriv.
CBNumber:
CB3473256
Molecular Formula:
C55H70MgN4O6
Molecular Weight:
907.49
MDL Number:
MFCD00079053
MOL File:
519-62-0.mol
MSDS File:
SDS
Last updated:2026-01-13 11:19:33
Product description Number Pack Size Price
Chlorophyll b analytical standard 00538 1mg $374
Chlorophyll b from spinach ≥90% (HPLC), ≤0.5% Chlorophyll a C5878 1mg $231
Chlorophyll b from spinach ≥90% (HPLC), ≤0.5% Chlorophyll a C5878 5mg $921
Chlorophyllb(TechnicalGrade) C379875 2.5mg $755
Chlorophyllb(>90%) 63701 2.5mg $1150
More product size

Chlorophyll b Properties

Melting point 183-185 °C(lit.)
alpha D20 -267° (acetone-methanol)
storage temp. -20°C
form Solid
color Dark Green to Very Dark Green Semi-Solid
ε(extinction coefficient) 15.9 × 104 at 452nm in diethyl ether (lit.)
5.61 × 104 at 644nm in diethyl ether (lit.)
Merck 13,2174
BRN 4122778
Stability Light Sensitive
Major Application metabolomics
vitamins, nutraceuticals, and natural products
InChIKey NSMUHPMZFPKNMZ-VBYMZDBQSA-M
SMILES [H]C(=O)c1c(CC)c2cc3c(C)c4C(=O)[C@H](C(=O)OC)c5c6nc(cc7c(C)c(C=C)c(cc1n2)n7[Mg]n3c45)[C@@H](C)[C@@H]6CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C
FDA UNII 5712ZB110R
EPA Substance Registry System Chlorophyll b (519-62-0)
UNSPSC Code 41116107
NACRES NA.47

SAFETY

Risk and Safety Statements

PPE Eyeshields, Gloves, type N95 (US)
Safety Statements  22-24/25
WGK Germany  3
8-10-23
TSCA  TSCA listed
HS Code  29339900
Storage Class 11 - Combustible Solids

Chlorophyll b price More Price(12)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 00538 Chlorophyll b analytical standard 519-62-0 1mg $374 2025-07-31 Buy
Sigma-Aldrich C5878 Chlorophyll b from spinach ≥90% (HPLC), ≤0.5% Chlorophyll a 519-62-0 1mg $231 2025-07-31 Buy
Sigma-Aldrich C5878 Chlorophyll b from spinach ≥90% (HPLC), ≤0.5% Chlorophyll a 519-62-0 5mg $921 2025-07-31 Buy
TRC C379875 Chlorophyllb(TechnicalGrade) 519-62-0 2.5mg $755 2021-12-16 Buy
Medical Isotopes, Inc. 63701 Chlorophyllb(>90%) 519-62-0 2.5mg $1150 2021-12-16 Buy
Product number Packaging Price Buy
00538 1mg $374 Buy
C5878 1mg $231 Buy
C5878 5mg $921 Buy
C379875 2.5mg $755 Buy
63701 2.5mg $1150 Buy

Chlorophyll b Chemical Properties,Uses,Production

Chemical Properties

Chlorophyll b is Light, silvery, metallic element.

Uses

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Uses

Chlorophyll b is a photosynthetic pigment used in the absorption of light energy. Chlorophyl b is involved in photosynthesis and absorbs primarily blue light.

Uses

Extends the absorption spectrum of light-harvesting complexes LHC-I and LHC-II above 700 nm

Definition

Chlorophyll b is a species that is generally characteristic of higher plants and is an accessory chlorophyll that occurs in green algae. Its salts are essential in nutrition, being required for the activity of many enzymes, especially those concerned with oxidative phosphorylation. It is a component of both intra- and extracellular fluids and is excreted in the urine and feces.

General Description

Chlorophyll b is one of the chlorophyll pigments that impart leaves their green color. Chlorophyll is a Greek name with?chlorós?meaning green and?phyllon?meaning leaf. It is present in peripheral antenna complexes along with chlorophyll a. The amount of chlorophyll b in spinach is found to be lesser than chlorophyll a.

Biochem/physiol Actions

Chlorophyll b undergoes breakdown to form pheophytin b by the enzyme chlorophyllase. This causes a change in its color from green to olive-brown. It is involved in the harvesting of light energy during the process of photosynthesis and its subsequent conversion to chemical energy. Along with chlorophyll a, it plays a key role in the ability of a plant to adapt to different light intensities.

Purification Methods

It forms red-black hexagonal bipyramids or four-sided plates from dilute EtOH and has been recrystallised from CHCl3/MeOH. It is soluble in MeOH, EtOH, EtOAc and insoluble in pet ether. [Dougherty et al. J Am Chem Soc 88 5037 1966, Beilstein 26 III/IV 3787.]

Chlorophyll b Preparation Products And Raw materials

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View Lastest Price from Chlorophyll b manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Chlorophyll b pictures 2020-02-18 Chlorophyll b
519-62-0
US $8.00 / KG 1KG >98% HPLC 20 tons Career Henan Chemical Co
  • Chlorophyll b pictures
  • Chlorophyll b
    519-62-0
  • US $8.00 / KG
  • >98% HPLC
  • Career Henan Chemical Co
Magnesium, [3,7,11,15-tetramethyl-2-hexadecenyl 9-ethenyl-14-ethyl-13-formyl- 21-(methoxycarbonyl)-4,8,18-trimethyl-20-oxo-3 -phorbinepropanoato(2-)-N23,N24,N25,N26 ]-, [SP-4-2-[3S-[3α(2E, 7S,11S),4,21]]]- (SP-4-2)-((2E,7R,11R)-3,7,11,15-Tetramethyl-2-hexadecenyl (3S,4S,21R)-9-ethenyl-14-ethyl-13-formyl-21-(methoxycarbonyl)-4,8,18-trimethyl-20-oxo-3-phorbinepropanoato(2-)-N23,N24,N25,N26]-magnesium b-Chlorophyll Magnesium, [(2E,7R,11R)-3,7,11,15-tetramethyl-2-hexadecenyl (3S,4S,21R)-9-ethenyl-14-ethyl-13-formyl-21-(methoxycarbonyl)-4,8,18-trimethyl-20-oxo-3-phorbinepropanoato(2-)-kN23,kN24,kN25,kN26]-, (SP-4-2)- Phorbine, magnesium deriv. C05307 CHLOROPHYLL B(SH) BETA-CHLOROPHYLL ChorophylB Chlorophyll b (>90%) CHLOROPHYLL B FROM SPINACH. >=90%& CHLOROPHYLL B -(methoxycarbonyl)-4,8,18-trimethyl-20-oxo-3-phorbinepropanoato(2-)-n23,n24,n25 ,n26]-,[sp-4-2-[3s-[3alpha(2e,7s,11s),4beta,21beta]]]- magnesium,[3,7,11,15-tetramethyl-2-hexadecenyl9-ethenyl-14-ethyl-13-formyl-21 chlorophyll B from spinach Magnesium, [3,7,11,15-tetramethyl-2-hexadecenyl 9-ethenyl-14-ethyl-13-formyl-21-(methoxycarbonyl)-4,8,18-trimethyl-20-oxo-3-phorbinepropanoato(2-)-N23,N24,N25,N26]-, [SP-4-2-[3S-[3alpha(2E,7S*,11S*),4beta,21beta]]]- Chlororphyll Chlorophyll b ISO 9001:2015 REACH Chlorophyll b (Technical Grade) Chlorophyll b standard Magnesium, [3,7,11,15-tetramethyl-2-hexadecenyl 9-ethenyl-14-ethyl-13-formyl-21-(methoxycarbonyl)-4,8,18-trimethyl-20-oxo-3-phorbinepropanoato(2-)-N23,N24,N25,N26]-, [SP-4-2-[3S-[3(2E,7S*,11S*),4,21]]]- 519-62-0 C55H70MgN4O6 Dyes Hematology and Histology Nutrition Research Organic Building Blocks Panax ginseng Phytochemicals by Chemical Classification Phytochemicals by Plant (Food/Spice/Herb) Research Essentials s wort) Stains & Stains and Dyes Biochemicals Found in Plants Nutrition Research Other Biochemical CNutrition Research Core Bioreagents Other BiochemicalResearch Essentials Stains and Dyes Stains&Dyes, A to Fucus vesiculosus Olea europaea (Olive) Other Biochemical A to Z Aldehydes Allium sativum (Garlic) Building Blocks C C13-C60 Carbonyl Compounds Chemical Synthesis Core Bioreagents Organometallics Miscellaneous Natural Products Elisa Kit-plant ELISA Kit