Patent ID: 11891349
Assignee: CMBLU ENERGY AG
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  H  Y | IPC C  H

Claim 13:
14. The low molecular weight aromatic compound of claim 1, wherein the compound is characterized by Formula (3)(a) or (b),
wherein:
(a) R1 is SO3H;
(b) R2 is SO3H; R1, R3 and R4 are OH;
(c) R6 is SO3H; R1 and R4 or R1, R2 and R4 are OH;
(d) R2 and R6 are SO3H; R1 and R4 or R1, R3 and R4 are preferably OH;
(e) R3 and R6 are SO3H; R1, R2 and R4 are OH;
(f) R2 and R7 are SO3H; or
(g) R1 and R4 are SO3H;
wherein each of the other of R1-R8 is/are C1-6 alkoxy or H, preferably H.